Re: Document slot's restart_lsn can go backward

On Fri, Jul 18, 2025 at 5:11 PM Alexander Korotkov <aekorotkov@gmail.com> wrote:
>
> While working on the patch fixing the situation when slot's
> restart_lsn ends up pointing to a removed WAL segment [1], we
> discovered that sometimes slot's restart_lsn can go backward
> [2][3][4].  Hayato Kuroda proposed a patch [5], which improves
> comments by describing this behavior.  As proposed by Amit Kapila [6],
> I'm starting a new thread about this comments patch.
>
> Any feedback on this patch?
>

I have tried to slightly improve the comments. You can include the
suggestions, if you and/or kuroda-san thinks that the suggestions make
the patch better.

--
With Regards,
Amit Kapila.