Horton

Re: Syncing pg_multixact directories

Thomas Munro <thomas.munro@gmail.com>

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From: Thomas Munro <thomas.munro@gmail.com>
To: Michael Paquier <michael@paquier.xyz>
Cc: Andres Freund <andres@anarazel.de>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2020-09-23T04:11:42Z
Lists: pgsql-hackers 
On Wed, Sep 23, 2020 at 4:09 PM Michael Paquier <michael@paquier.xyz> wrote:
> On Tue, Sep 22, 2020 at 07:05:36PM -0700, Andres Freund wrote:
> > On 2020-09-23 13:45:51 +1200, Thomas Munro wrote:
> >> I think we should be ensuring that directory entries for newly created
> >> multixact files are durable at checkpoint time.  Please see attached.
> >
> > Good catch! Probably that should probably be backpatched...
>
> +1.  Passing that down to the SLRU layer is a nice thing to do.  Were
> you planning to send a second patch here?  The commit log generated
> mentions patch 1/2.

Oh, that's just because I also have another patch, for master only, to
go on top, but that's in another thread about SLRU fsync offloading.
Sorry for the confusion.

Commits

  1. Fix missing fsync of SLRU directories.