agora inbox for pgsql-hackers@postgresql.org  

help / color / mirror / Atom feed

[PATCH v6 2/7] Row pattern recognition patch (parse/analysis).
249+ messages / 2 participants
[nested] [flat]

* [PATCH v6 2/7] Row pattern recognition patch (parse/analysis).
@ 2023-09-12 05:22 Tatsuo Ishii <ishii@postgresql.org>
  0 siblings, 0 replies; 249+ messages in thread

From: Tatsuo Ishii @ 2023-09-12 05:22 UTC (permalink / raw)

---
 src/backend/parser/parse_agg.c    |   7 +
 src/backend/parser/parse_clause.c | 292 +++++++++++++++++++++++++++++-
 src/backend/parser/parse_expr.c   |   4 +
 src/backend/parser/parse_func.c   |   3 +
 4 files changed, 305 insertions(+), 1 deletion(-)

diff --git a/src/backend/parser/parse_agg.c b/src/backend/parser/parse_agg.c
index 85cd47b7ae..aa7a1cee80 100644
--- a/src/backend/parser/parse_agg.c
+++ b/src/backend/parser/parse_agg.c
@@ -564,6 +564,10 @@ check_agglevels_and_constraints(ParseState *pstate, Node *expr)
 			errkind = true;
 			break;
 
+		case EXPR_KIND_RPR_DEFINE:
+			errkind = true;
+			break;
+
 			/*
 			 * There is intentionally no default: case here, so that the
 			 * compiler will warn if we add a new ParseExprKind without
@@ -953,6 +957,9 @@ transformWindowFuncCall(ParseState *pstate, WindowFunc *wfunc,
 		case EXPR_KIND_CYCLE_MARK:
 			errkind = true;
 			break;
+		case EXPR_KIND_RPR_DEFINE:
+			errkind = true;
+			break;
 
 			/*
 			 * There is intentionally no default: case here, so that the
diff --git a/src/backend/parser/parse_clause.c b/src/backend/parser/parse_clause.c
index 334b9b42bd..60020a7025 100644
--- a/src/backend/parser/parse_clause.c
+++ b/src/backend/parser/parse_clause.c
@@ -100,7 +100,10 @@ static WindowClause *findWindowClause(List *wclist, const char *name);
 static Node *transformFrameOffset(ParseState *pstate, int frameOptions,
 								  Oid rangeopfamily, Oid rangeopcintype, Oid *inRangeFunc,
 								  Node *clause);
-
+static void transformRPR(ParseState *pstate, WindowClause *wc, WindowDef *windef, List **targetlist);
+static List *transformDefineClause(ParseState *pstate, WindowClause *wc, WindowDef *windef, List **targetlist);
+static void transformPatternClause(ParseState *pstate, WindowClause *wc, WindowDef *windef);
+static List *transformMeasureClause(ParseState *pstate, WindowClause *wc, WindowDef *windef);
 
 /*
  * transformFromClause -
@@ -2950,6 +2953,10 @@ transformWindowDefinitions(ParseState *pstate,
 											 rangeopfamily, rangeopcintype,
 											 &wc->endInRangeFunc,
 											 windef->endOffset);
+
+		/* Process Row Pattern Recognition related clauses */
+		transformRPR(pstate, wc, windef, targetlist);
+
 		wc->runCondition = NIL;
 		wc->winref = winref;
 
@@ -3815,3 +3822,286 @@ transformFrameOffset(ParseState *pstate, int frameOptions,
 
 	return node;
 }
+
+/*
+ * transformRPR
+ *		Process Row Pattern Recognition related clauses
+ */
+static void
+transformRPR(ParseState *pstate, WindowClause *wc, WindowDef *windef, List **targetlist)
+{
+	/*
+	 * Window definition exists?
+	 */
+	if (windef == NULL)
+		return;
+
+	/*
+	 * Row Pattern Common Syntax clause exists?
+	 */
+	if (windef->rpCommonSyntax == NULL)
+		return;
+
+	/* Check Frame option. Frame must start at current row */
+	if ((wc->frameOptions & FRAMEOPTION_START_CURRENT_ROW) == 0)
+		ereport(ERROR,
+				(errcode(ERRCODE_SYNTAX_ERROR),
+				 errmsg("FRAME must start at current row when row patttern recognition is used")));
+
+	/* Transform AFTER MACH SKIP TO clause */
+	wc->rpSkipTo = windef->rpCommonSyntax->rpSkipTo;
+
+	/* Transform SEEK or INITIAL clause */
+	wc->initial = windef->rpCommonSyntax->initial;
+
+	/* Transform DEFINE clause into list of TargetEntry's */
+	wc->defineClause = transformDefineClause(pstate, wc, windef, targetlist);
+
+	/* Check PATTERN clause and copy to patternClause */
+	transformPatternClause(pstate, wc, windef);
+
+	/* Transform MEASURE clause */
+	transformMeasureClause(pstate, wc, windef);
+}
+
+/*
+ * transformDefineClause Process DEFINE clause and transform ResTarget into
+ *		list of TargetEntry.
+ *
+ * XXX we only support column reference in row pattern definition search
+ * condition, e.g. "price". <row pattern definition variable name>.<column
+ * reference> is not supported, e.g. "A.price".
+ */
+static List *
+transformDefineClause(ParseState *pstate, WindowClause *wc, WindowDef *windef, List **targetlist)
+{
+	/* DEFINE variable name initials */
+	static	char	*defineVariableInitials = "abcdefghijklmnopqrstuvwxyz";
+
+	ListCell		*lc, *l;
+	ResTarget		*restarget, *r;
+	List			*restargets;
+	char			*name;
+	int				initialLen;
+	int				i;
+
+	/*
+	 * If Row Definition Common Syntax exists, DEFINE clause must exist.
+	 * (the raw parser should have already checked it.)
+	 */
+	Assert(windef->rpCommonSyntax->rpDefs != NULL);
+
+	/*
+	 * Check and add "A AS A IS TRUE" if pattern variable is missing in DEFINE
+	 * per the SQL standard.
+	 */
+	restargets = NIL;
+	foreach(lc, windef->rpCommonSyntax->rpPatterns)
+	{
+		A_Expr	*a;
+		bool	found = false;
+
+		if (!IsA(lfirst(lc), A_Expr))
+			ereport(ERROR,
+					errmsg("node type is not A_Expr"));
+
+		a = (A_Expr *)lfirst(lc);
+		name = strVal(a->lexpr);
+
+		foreach(l, windef->rpCommonSyntax->rpDefs)
+		{
+			restarget = (ResTarget *)lfirst(l);
+
+			if (!strcmp(restarget->name, name))
+			{
+				found = true;
+				break;
+			}
+		}
+
+		if (!found)
+		{
+			/*
+			 * "name" is missing. So create "name AS name IS TRUE" ResTarget
+			 * node and add it to the temporary list.
+			 */
+			A_Const	   *n;
+
+			restarget = makeNode(ResTarget);
+			n = makeNode(A_Const);
+			n->val.boolval.type = T_Boolean;
+			n->val.boolval.boolval = true;
+			n->location = -1;
+			restarget->name = pstrdup(name);
+			restarget->indirection = NIL;
+			restarget->val = (Node *)n;
+			restarget->location = -1;
+			restargets = lappend((List *)restargets, restarget);
+		}
+	}
+
+	if (list_length(restargets) >= 1)
+	{
+		/* add missing DEFINEs */
+		windef->rpCommonSyntax->rpDefs = list_concat(windef->rpCommonSyntax->rpDefs,
+													 restargets);
+		list_free(restargets);
+	}
+
+	/*
+	 * Check for duplicate row pattern definition variables.  The standard
+	 * requires that no two row pattern definition variable names shall be
+	 * equivalent.
+	 */
+	restargets = NIL;
+	foreach(lc, windef->rpCommonSyntax->rpDefs)
+	{
+		restarget = (ResTarget *)lfirst(lc);
+		name = restarget->name;
+
+		/*
+		 * Add DEFINE expression (Restarget->val) to the targetlist as a
+		 * TargetEntry if it does not exist yet. Planner will add the column
+		 * ref var node to the outer plan's target list later on. This makes
+		 * DEFINE expression could access the outer tuple while evaluating
+		 * PATTERN.
+		 *
+		 * XXX: adding whole expressions of DEFINE to the plan.targetlist is
+		 * not so good, because it's not necessary to evalute the expression
+		 * in the target list while running the plan. We should extract the
+		 * var nodes only then add them to the plan.targetlist.
+		 */
+		findTargetlistEntrySQL99(pstate, (Node *)restarget->val, targetlist, EXPR_KIND_RPR_DEFINE);
+
+		/*
+		 * Make sure that the row pattern definition search condition is a
+		 * boolean expression.
+		 */
+		transformWhereClause(pstate, restarget->val,
+							 EXPR_KIND_RPR_DEFINE, "DEFINE");
+
+		foreach(l, restargets)
+		{
+			char		*n;
+
+			r = (ResTarget *) lfirst(l);
+			n = r->name;
+
+			if (!strcmp(n, name))
+				ereport(ERROR,
+						(errcode(ERRCODE_SYNTAX_ERROR),
+						 errmsg("row pattern definition variable name \"%s\" appears more than once in DEFINE clause",
+								name),
+						 parser_errposition(pstate, exprLocation((Node *)r))));
+		}
+		restargets = lappend(restargets, restarget);
+	}
+	list_free(restargets);
+
+	/*
+	 * Create list of row pattern DEFINE variable name's initial.
+	 * We assign [a-z] to them (up to 26 variable names are allowed).
+	 */
+	restargets = NIL;
+	i = 0;
+	initialLen = strlen(defineVariableInitials);
+
+	foreach(lc, windef->rpCommonSyntax->rpDefs)
+	{
+		char	initial[2];
+
+		restarget = (ResTarget *)lfirst(lc);
+		name = restarget->name;
+
+		if (i >= initialLen)
+		{
+			ereport(ERROR,
+					(errcode(ERRCODE_SYNTAX_ERROR),
+					 errmsg("number of row pattern definition variable names exceeds %d", initialLen),
+					 parser_errposition(pstate, exprLocation((Node *)restarget))));
+		}
+		initial[0] = defineVariableInitials[i++];
+		initial[1] = '\0';
+		wc->defineInitial = lappend(wc->defineInitial, makeString(pstrdup(initial)));
+	}
+
+	return transformTargetList(pstate, windef->rpCommonSyntax->rpDefs,
+							   EXPR_KIND_RPR_DEFINE);
+}
+
+/*
+ * transformPatternClause
+ *		Process PATTERN clause and return PATTERN clause in the raw parse tree
+ */
+static void
+transformPatternClause(ParseState *pstate, WindowClause *wc, WindowDef *windef)
+{
+	ListCell	*lc, *l;
+
+	/*
+	 * Row Pattern Common Syntax clause exists?
+	 */
+	if (windef->rpCommonSyntax == NULL)
+		return;
+
+	/*
+	 * Primary row pattern variable names in PATTERN clause must appear in
+	 * DEFINE clause as row pattern definition variable names.
+	 */
+	wc->patternVariable = NIL;
+	wc->patternRegexp = NIL;
+	foreach(lc, windef->rpCommonSyntax->rpPatterns)
+	{
+		A_Expr	*a;
+		char	*name;
+		char	*regexp;
+		bool	found = false;
+
+		if (!IsA(lfirst(lc), A_Expr))
+			ereport(ERROR,
+					errmsg("node type is not A_Expr"));
+
+		a = (A_Expr *)lfirst(lc);
+		name = strVal(a->lexpr);
+
+		foreach(l, windef->rpCommonSyntax->rpDefs)
+		{
+			ResTarget	*restarget = (ResTarget *)lfirst(l);
+
+			if (!strcmp(restarget->name, name))
+			{
+				found = true;
+				break;
+			}
+		}
+
+		if (!found)
+		{
+			ereport(ERROR,
+					(errcode(ERRCODE_SYNTAX_ERROR),
+					 errmsg("primary row pattern variable name \"%s\" does not appear in DEFINE clause",
+							name),
+					 parser_errposition(pstate, exprLocation((Node *)a))));
+		}
+		wc->patternVariable = lappend(wc->patternVariable, makeString(pstrdup(name)));
+		regexp = strVal(lfirst(list_head(a->name)));
+		wc->patternRegexp = lappend(wc->patternRegexp, makeString(pstrdup(regexp)));
+	}
+}
+
+/*
+ * transformMeasureClause
+ *		Process MEASURE clause
+ *	XXX MEASURE clause is not supported yet
+ */
+static List *
+transformMeasureClause(ParseState *pstate, WindowClause *wc, WindowDef *windef)
+{
+	if (windef->rowPatternMeasures == NIL)
+		return NIL;
+
+	ereport(ERROR,
+			(errcode(ERRCODE_SYNTAX_ERROR),
+			 errmsg("%s","MEASURE clause is not supported yet"),
+			 parser_errposition(pstate, exprLocation((Node *)windef->rowPatternMeasures))));
+}
diff --git a/src/backend/parser/parse_expr.c b/src/backend/parser/parse_expr.c
index 64c582c344..18b58ac263 100644
--- a/src/backend/parser/parse_expr.c
+++ b/src/backend/parser/parse_expr.c
@@ -557,6 +557,7 @@ transformColumnRef(ParseState *pstate, ColumnRef *cref)
 		case EXPR_KIND_COPY_WHERE:
 		case EXPR_KIND_GENERATED_COLUMN:
 		case EXPR_KIND_CYCLE_MARK:
+		case EXPR_KIND_RPR_DEFINE:
 			/* okay */
 			break;
 
@@ -1770,6 +1771,7 @@ transformSubLink(ParseState *pstate, SubLink *sublink)
 		case EXPR_KIND_VALUES:
 		case EXPR_KIND_VALUES_SINGLE:
 		case EXPR_KIND_CYCLE_MARK:
+		case EXPR_KIND_RPR_DEFINE:
 			/* okay */
 			break;
 		case EXPR_KIND_CHECK_CONSTRAINT:
@@ -3149,6 +3151,8 @@ ParseExprKindName(ParseExprKind exprKind)
 			return "GENERATED AS";
 		case EXPR_KIND_CYCLE_MARK:
 			return "CYCLE";
+		case EXPR_KIND_RPR_DEFINE:
+			return "DEFINE";
 
 			/*
 			 * There is intentionally no default: case here, so that the
diff --git a/src/backend/parser/parse_func.c b/src/backend/parser/parse_func.c
index b3f0b6a137..2ff3699538 100644
--- a/src/backend/parser/parse_func.c
+++ b/src/backend/parser/parse_func.c
@@ -2656,6 +2656,9 @@ check_srf_call_placement(ParseState *pstate, Node *last_srf, int location)
 		case EXPR_KIND_CYCLE_MARK:
 			errkind = true;
 			break;
+		case EXPR_KIND_RPR_DEFINE:
+			errkind = true;
+			break;
 
 			/*
 			 * There is intentionally no default: case here, so that the
-- 
2.25.1


----Next_Part(Tue_Sep_12_15_18_43_2023_359)--
Content-Type: Text/X-Patch; charset=us-ascii
Content-Transfer-Encoding: 7bit
Content-Disposition: inline;
 filename="v6-0003-Row-pattern-recognition-patch-planner.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread

* [PATCH v6a 4/5] smaller segsize for tests
@ 2026-05-28 20:17 Andres Freund <andres@anarazel.de>
  0 siblings, 0 replies; 249+ messages in thread

From: Andres Freund @ 2026-05-28 20:17 UTC (permalink / raw)

---
 meson.build                                    | 3 ++-
 contrib/test_decoding/expected/ddl.out         | 2 +-
 contrib/test_decoding/sql/ddl.sql              | 3 +--
 src/test/perl/PostgreSQL/Test/Cluster.pm       | 1 +
 src/test/recovery/t/039_end_of_wal.pl          | 3 ++-
 src/test/recovery/t/051_effective_wal_level.pl | 2 +-
 src/test/regress/pg_regress.c                  | 2 +-
 src/Makefile.global.in                         | 2 +-
 8 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/meson.build b/meson.build
index 20b887f1a1b..b7a42e4373a 100644
--- a/meson.build
+++ b/meson.build
@@ -3927,7 +3927,8 @@ sys.exit(sp.returncode)
        test_initdb_template,
        temp_install_bindir / 'initdb',
        '--auth', 'trust', '--no-sync', '--no-instructions', '--lc-messages=C',
-       '--no-clean'
+       '--no-clean',
+       '--wal-segsize=1',
      ],
      priority: setup_tests_priority - 1,
      timeout: 300,
diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out
index 6819812e806..30a1877a76f 100644
--- a/contrib/test_decoding/expected/ddl.out
+++ b/contrib/test_decoding/expected/ddl.out
@@ -58,7 +58,7 @@ SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_d
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
     slot_name    |    plugin     | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal 
 -----------------+---------------+-----------+--------+------------------+-------------------+----------
diff --git a/contrib/test_decoding/sql/ddl.sql b/contrib/test_decoding/sql/ddl.sql
index 6d0b7d77778..ba250e5d529 100644
--- a/contrib/test_decoding/sql/ddl.sql
+++ b/contrib/test_decoding/sql/ddl.sql
@@ -22,14 +22,13 @@ SELECT 'init' FROM pg_create_physical_replication_slot('repl');
 SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
 SELECT pg_drop_replication_slot('repl');
 
-
 SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
 
 /* check whether status function reports us, only reproduceable columns */
 SELECT slot_name, plugin, slot_type, active,
     NOT catalog_xmin IS NULL AS catalog_xmin_set,
     xmin IS NULl  AS data_xmin_not_set,
-    pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal
+    pg_wal_lsn_diff(restart_lsn, '0/00000001') > 0 AS some_wal
 FROM pg_replication_slots;
 
 /*
diff --git a/src/test/perl/PostgreSQL/Test/Cluster.pm b/src/test/perl/PostgreSQL/Test/Cluster.pm
index 4fcb1f6be56..5c74a8b690a 100644
--- a/src/test/perl/PostgreSQL/Test/Cluster.pm
+++ b/src/test/perl/PostgreSQL/Test/Cluster.pm
@@ -671,6 +671,7 @@ sub init
 			'initdb', '--no-sync',
 			'--pgdata' => $pgdata,
 			'--auth' => 'trust',
+			'--wal-segsize' => '1',
 			@{ $params{extra} });
 	}
 	else
diff --git a/src/test/recovery/t/039_end_of_wal.pl b/src/test/recovery/t/039_end_of_wal.pl
index f46d089a0fb..af6a6ced73d 100644
--- a/src/test/recovery/t/039_end_of_wal.pl
+++ b/src/test/recovery/t/039_end_of_wal.pl
@@ -112,7 +112,8 @@ sub build_page_header
 # set to "minimal" avoids random standby snapshot records.  Autovacuum
 # could also trigger randomly, generating random WAL activity of its own.
 my $node = PostgreSQL::Test::Cluster->new("node");
-$node->init;
+$node->init(extra=>['--wal-segsize=16']);
+
 $node->append_conf(
 	'postgresql.conf',
 	q[wal_level = minimal
diff --git a/src/test/recovery/t/051_effective_wal_level.pl b/src/test/recovery/t/051_effective_wal_level.pl
index c862073c34e..6329947a33f 100644
--- a/src/test/recovery/t/051_effective_wal_level.pl
+++ b/src/test/recovery/t/051_effective_wal_level.pl
@@ -34,7 +34,7 @@ sub wait_for_logical_decoding_disabled
 
 # Initialize the primary server with wal_level = 'replica'.
 my $primary = PostgreSQL::Test::Cluster->new('primary');
-$primary->init(allows_streaming => 1);
+$primary->init(allows_streaming => 1, extra=>['--wal-segsize=16']);
 $primary->append_conf('postgresql.conf', "log_min_messages = debug1");
 $primary->start();
 
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1c052cc0fbf..23f9dfe781f 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -2410,7 +2410,7 @@ regression_main(int argc, char *argv[],
 			note("initializing database system by running initdb");
 
 			appendStringInfo(&cmd,
-							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync",
+							 "\"%s%sinitdb\" -D \"%s/data\" --no-clean --no-sync --wal-segsize=1",
 							 bindir ? bindir : "",
 							 bindir ? "/" : "",
 							 temp_instance);
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index cef1ad7f87d..f529bacc4b2 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -442,7 +442,7 @@ ifeq ($(MAKELEVEL),0)
 	$(MAKE) -C '$(top_builddir)' DESTDIR='$(abs_top_builddir)'/tmp_install install >'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 	$(MAKE) -j1 $(if $(CHECKPREP_TOP),-C $(CHECKPREP_TOP),) checkprep >>'$(abs_top_builddir)'/tmp_install/log/install.log 2>&1
 
-	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
+	$(with_temp_install) initdb --auth trust --no-sync --no-instructions --lc-messages=C --no-clean --wal-segsize=1 '$(abs_top_builddir)'/tmp_install/initdb-template >>'$(abs_top_builddir)'/tmp_install/log/initdb-template.log 2>&1
 endif
 endif
 endif
-- 
2.54.0.380.gc69baaf57b


--rv3g7aw7ud36z5b5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v6a-0005-gha-Only-run-main-regression-tests.patch"



^ permalink  raw  reply  [nested|flat] 249+ messages in thread