Horton

Re: pg_rewind WAL segments deletion pitfall

Alvaro Herrera <alvherre@alvh.no-ip.org>

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From: Alvaro Herrera <alvherre@alvh.no-ip.org>
To: Alexander Kukushkin <cyberdemn@gmail.com>
Cc: Antonin Houska <ah@cybertec.at>, Sutou Kouhei <kou@clear-code.com>, smithpb2250@gmail.com, torikoshia@oss.nttdata.com, horikyota.ntt@gmail.com, michael@paquier.xyz, pgsql-hackers@postgresql.org, bungina@gmail.com, pgsql-hackers@lists.postgresql.org
Date: 2024-11-21T16:51:39Z
Lists: pgsql-bugs, pgsql-hackers 
On 2024-Nov-21, Alexander Kukushkin wrote:

> Oh, nice catch.

Yeah, sharp eyes there.

> The attached patch should address it.

Thanks, pushed.

-- 
Álvaro Herrera               48°01'N 7°57'E  —  https://www.EnterpriseDB.com/
"The Gord often wonders why people threaten never to come back after they've
been told never to return" (www.actsofgord.com)

Commits

  1. Fix newly introduced 010_keep_recycled_wals.pl

  2. Avoid deleting critical WAL segments during pg_rewind