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To: [email protected]
Subject: pgsql: pg_verifybackup: Enable WAL parsing for tar-format backups
Date: Fri, 20 Mar 2026 19:32:10 +0000
Message-ID: <[email protected]> (raw)
pg_verifybackup: Enable WAL parsing for tar-format backups
Now that pg_waldump supports reading WAL from tar archives, remove the
restriction that forced --no-parse-wal for tar-format backups.
pg_verifybackup now automatically locates the WAL archive: it looks for
a separate pg_wal.tar first, then falls back to the main base.tar. A
new --wal-path option (replacing the old --wal-directory, which is kept
as a silent alias) accepts either a directory or a tar archive path.
The default WAL directory preparation is deferred until the backup
format is known, since tar-format backups resolve the WAL path
differently from plain-format ones.
Author: Amul Sul <[email protected]>
Reviewed-by: Robert Haas <[email protected]>
Reviewed-by: Jakub Wartak <[email protected]>
Reviewed-by: Chao Li <[email protected]>
Reviewed-by: Euler Taveira <[email protected]>
Reviewed-by: Andrew Dunstan <[email protected]>
discussion: https://postgr.es/m/CAAJ_b94bqdWN3h2J-PzzzQ2Npbwct5ZQHggn_QoYGhC2rn-=WQ@mail.gmail.com
Branch
------
master
Details
-------
https://git.postgresql.org/pg/commitdiff/b3cf461b3cf91c586ab94b4dddd6dcd8ff8fec47
Modified Files
--------------
doc/src/sgml/ref/pg_verifybackup.sgml | 14 ++--
src/bin/pg_verifybackup/pg_verifybackup.c | 96 ++++++++++++++++++---------
src/bin/pg_verifybackup/t/002_algorithm.pl | 4 --
src/bin/pg_verifybackup/t/003_corruption.pl | 4 +-
src/bin/pg_verifybackup/t/007_wal.pl | 20 +++++-
src/bin/pg_verifybackup/t/008_untar.pl | 5 +-
src/bin/pg_verifybackup/t/010_client_untar.pl | 5 +-
7 files changed, 91 insertions(+), 57 deletions(-)
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