Re: [PATCH] Document wal_compression=on

Christoph Berg <myon@debian.org>

From: Christoph Berg <myon@debian.org>

To: John Naylor <johncnaylorls@gmail.com>

Cc: wenhui qiu <qiuwenhuifx@gmail.com>, Michael Paquier <michael@paquier.xyz>, PostgreSQL-development <pgsql-hackers@postgresql.org>

Date: 2026-06-30T09:57:20Z

Lists: pgsql-hackers

Re: John Naylor
> FYI, default value of wal_compression is "off".

Still, there is value in being consistent. If default_toast_compression=lz4
and I turn wal_compression "on", I would also accept lz4 there.

We are picking the best toast compression algorithm by default, we
should also do that for wal.

Christoph

Commits

Document wal_compression=on
- 92b129945065 17 (unreleased) landed
- 17cc7f57a405 16 (unreleased) landed
- 225dd7ab4e6a 15 (unreleased) landed
- 6a6cf80e5508 18 (unreleased) landed
- b26e0f61451d 19 (unreleased) landed
- 8db58ac8eec7 master landed