Re: Fix pg_stat_get_backend_wait_event() for aux processes

Sami Imseih <samimseih@gmail.com>

From: Sami Imseih <samimseih@gmail.com>

To: Heikki Linnakangas <hlinnaka@iki.fi>

Cc: Robert Haas <robertmhaas@gmail.com>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>

Date: 2026-02-04T23:48:57Z

Lists: pgsql-hackers

>
> There is also a discussion [0] about wait event/activity field
> inconsistency
> with pg_stat_activity with a repro in [1].


The repro I was referring to in [1] is actually
https://www.postgresql.org/message-id/ab1c0a7d-e789-5ef5-1180-42708ac6fe2d%40postgrespro.ru


I linked a different message earlier.

--
Sami

Commits

Fix pg_stat_get_backend_wait_event() for aux processes
- 82b495cdd7ec 14.22 landed
- ebc53ca7b2ff 15.17 landed
- 2332911ae6f4 16.13 landed
- 84247333792c 17.9 landed
- 53463b4b2484 18.3 landed
- 78a5e3074b82 19 (unreleased) landed
doc: Mention possible ephemeral discrepancies in pg_stat_activity
- f056f75dafd0 18.0 cited
Show more processes in pg_stat_activity.
- fc70a4b0df38 10.0 cited