Re: per backend WAL statistics

Hi,

On Wed, Feb 05, 2025 at 07:31:13PM +0900, Michael Paquier wrote:
> On Wed, Feb 05, 2025 at 10:22:55AM +0000, Bertrand Drouvot wrote:
> > So, wal_buffers_full has been introduced after the WalUsage structure was
> > there but I don't see any reason in the emails as to why it's not in the WalUsage
> > structure (I might have missed it though).
> >
> > I think that this proposal makes sense but would need a dedicated thread,
> > thoughts?
>
> Using a separate thread for a change like that makes sense to me. I
> have to admit that the simplifications in terms of designs for what
> we're discussing here makes such a change more valuable. Adding this
> information to WalUsage is one thing. Showing it in EXPLAIN is a
> second thing. Doing the former simplifies the patch you are proposing
> here. We don't necessarily have to do the latter, but I don't see a
> reason to not do it, either.

Agree, I'll start a dedicated thread for that.

Regards,

--
Bertrand Drouvot
PostgreSQL Contributors Team
RDS Open Source Databases
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