Re: per backend I/O statistics

Bertrand Drouvot <bertranddrouvot.pg@gmail.com>

From: Bertrand Drouvot <bertranddrouvot.pg@gmail.com>

To: Michael Paquier <michael@paquier.xyz>

Cc: Nazir Bilal Yavuz <byavuz81@gmail.com>, Alvaro Herrera <alvherre@alvh.no-ip.org>, Kyotaro Horiguchi <horikyota.ntt@gmail.com>, pgsql-hackers@lists.postgresql.org

Date: 2025-01-07T08:54:59Z

Lists: pgsql-hackers

Hi,

On Fri, Jan 03, 2025 at 10:48:41AM +0000, Bertrand Drouvot wrote:
> I started to look at it and should be able to share a patch next week.

A dedicated thread and a patch have been created, see [1].

[1]: https://www.postgresql.org/message-id/flat/Z3zqc4o09dM/Ezyz%40ip-10-97-1-34.eu-west-3.compute.internal

Regards,

-- 
Bertrand Drouvot
PostgreSQL Contributors Team
RDS Open Source Databases
Amazon Web Services: https://aws.amazon.com

Commits

Rework handling of pending data for backend statistics
- 4feba03d8b92 18.0 landed
Rename some pgstats callbacks related to flush of entries
- 28de66cee5f4 18.0 landed
Relax regression test for fsync check of backend-level stats
- 546371599e76 18.0 landed
Add backend-level statistics to pgstats
- 9aea73fc61d4 18.0 landed
Extract logic filling pg_stat_get_io()'s tuplestore into its own routine
- ff7c40d7fd6a 18.0 landed
Tweak some comments related to variable-numbered stats in pgstat.c
- fee2b3ea2ecd 18.0 landed