Horton

Re: Requested WAL segment xxx has already been removed

Alexander Kukushkin <cyberdemn@gmail.com>

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From: Alexander Kukushkin <cyberdemn@gmail.com>
To: Japin Li <japinli@hotmail.com>
Cc: PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2025-07-15T10:12:01Z
Lists: pgsql-hackers 
On Tue, 15 Jul 2025 at 12:08, Japin Li <japinli@hotmail.com> wrote:

>
> IIRC, the standby will indefinitely attempt to connect for replication,
> even
> without restore_command configured.
>

That's correct. However right now it just results in an attempt to open the
WAL segment in pg_wal and failing, what is cheap.
Calling restore_command is more expensive and therefore the impact on
resource usage will be bigger.

Regards,
--
Alexander Kukushkin