From: | Andres Freund <andres(at)anarazel(dot)de> |
---|---|
To: | Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com> |
Cc: | sawada(dot)mshk(at)gmail(dot)com, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Replication slot drop message is sent after pgstats shutdown. |
Date: | 2021-08-31 17:39:36 |
Message-ID: | 20210831173936.czhs75gjcl2kacfh@alap3.anarazel.de |
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Lists: | pgsql-hackers |
Hi,
On 2021-08-31 18:34:12 +0900, Kyotaro Horiguchi wrote:
> At Tue, 31 Aug 2021 17:14:45 +0900, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> wrote in
> > On Tue, Aug 31, 2021 at 2:34 PM Andres Freund <andres(at)anarazel(dot)de> wrote:
> > >
> > > On 2021-08-31 14:22:39 +0900, Masahiko Sawada wrote:
> > > > You mean to move only the part of sending the message to its own
> > > > before_shmem_exit() callback? or move ReplicationSlotRelease() and
> > > > ReplicationSlotCleanup() from ProcKill() to it?
> > >
> > > The latter.
> >
> > Makes sense.
> >
> > I've attached the patch that moves them to its own
> > before_shmem_exit(). Unless I missed to register the callback it works
> > the same as before except for where to release and clean up the slots.
>
> Is there any reason we need to register the callback dynamically? It
> seems to me what we need to do here is to call the functions at
> before-shmem-exit.
+1. I'd just add a ReplicationSlotInitialize() to BaseInit().
Greetings,
Andres Freund
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