Re: Slot's restart_lsn may point to removed WAL segment after hard restart unexpectedly

On Sun, Jun 29, 2025 at 9:22 AM Hayato Kuroda (Fujitsu)
<kuroda.hayato@fujitsu.com> wrote:
> Thanks everyone who are working on the bug. IIUC the remained task is
> to add code comments for avoiding the same mistake again described here:
>
> > Sounds reasonable. As per analysis till now, it seems removal of new
> > assert is correct and we just need to figure out the reason in all
> > failure cases as to why the physical slot's restart_lsn goes backward,
> > and then add a comment somewhere to ensure that we don't repeat a
> > similar mistake in the future.
>
> I've wrote a draft for that. How do you think?

Looks good to me.  I'm going to push this if no objections.

------
Regards,
Alexander Korotkov
Supabase