Re: pg_stat_io_histogram

From: Jakub Wartak <jakub(dot)wartak(at)enterprisedb(dot)com>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: Tomas Vondra <tomas(at)vondra(dot)me>, Ants Aasma <ants(dot)aasma(at)cybertec(dot)at>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: pg_stat_io_histogram
Date: 2026-08-25 07:40:39
Message-ID: CAKZiRmyyUFLiF-jp15Z40VgHeB1SMYs4rc_efZmgW1B0z0fWag@mail.gmail.com
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On Mon, Aug 10, 2026 at 12:54 PM Jakub Wartak
<jakub(dot)wartak(at)enterprisedb(dot)com> wrote:
[..]
> > > > At the end of the day, I'll squeze 000[123] into just one, but wanted
> > > > to ease the
> > > > review first a bit. Of course this is material for PG20.
> > >
> > > Just noticed it needed a rebase (due to c7cb8e5b73c6; renumber_oids.pl), so v11
> > > attached before I forget.
> >
> > Just another rebase due to 3b066de6c0a1 (pg_stat_kind_info).
>
> Yet another rebase, v13 attached.

Rebased, v14 attached. The only change is that I've removed
PGSTAT_FILE_FORMAT_ID
bumps (to potentially reduce number of rebases needed in future).

-J.

Attachment Content-Type Size
v14-0003-Lower-pg_stat_io_histogram-shared-memory-use-by-.patch text/x-patch 18.9 KB
v14-0001-Add-pg_stat_io_histogram-view-to-provide-more-de.patch text/x-patch 39.7 KB
v14-0002-Lower-pg_stat_io_histogram-private-backend-memor.patch text/x-patch 8.6 KB

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