Horton

Re: Back-patch of: avoid multiple hard links to same WAL file after a crash

Nathan Bossart <nathandbossart@gmail.com>

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From: Nathan Bossart <nathandbossart@gmail.com>
To: Michael Paquier <michael@paquier.xyz>
Cc: Andres Freund <andres@anarazel.de>, Robert Pang <robertpang@google.com>, Kyotaro Horiguchi <horikyota.ntt@gmail.com>, Tom Lane <tgl@sss.pgh.pa.us>, robertmhaas@gmail.com, pgsql-hackers@postgresql.org
Date: 2024-12-19T15:31:14Z
Lists: pgsql-hackers 
On Thu, Dec 19, 2024 at 02:44:53PM +0900, Michael Paquier wrote:
> I've been double-checking the code to refresh myself with the problem,
> and I don't see a reason to not apply something like the attached set
> down to v13 for all these remaining branches (minus an edit of the
> commit message).

LGTM

-- 
nathan

Commits

  1. Test restartpoints in archive recovery.

  2. Reset InstallXLogFileSegmentActive after walreceiver self-initiated exit.

  3. Skip WAL recycling and preallocation during archive recovery.

  4. Don't ERROR on PreallocXlogFiles() race condition.

  5. Revert "Add HINT for restartpoint race with KeepFileRestoredFromArchive()."

  6. Remove XLogFileInit() ability to unlink a pre-existing file.

  7. In XLogFileInit(), fix *use_existent postcondition to suit callers.

  8. Remove XLogFileInit() ability to skip ControlFileLock.

  9. Replace durable_rename_excl() by durable_rename(), take two

  10. Add HINT for restartpoint race with KeepFileRestoredFromArchive().

  11. Remove durable_rename_excl()

  12. Replace existing durable_rename_excl() calls with durable_rename()