Re: Track IO times in pg_stat_io

Hi,

On Wed, Mar 08, 2023 at 04:34:38PM -0800, Andres Freund wrote:
> On 2023-03-08 12:55:34 +0100, Drouvot, Bertrand wrote:
> > - pg_stat_io is "global" across all sessions. So, even if one session is doing some "testing" and needs to turn
track_io_timingon, then it
 
> > is even not sure it's only reflecting its own testing (as other sessions may have turned it on too).
> 
> I think for 17 we should provide access to per-existing-connection pg_stat_io
> stats, and also provide a database aggregated version. Neither should be
> particularly hard.

FWIW, I think that would be great and plan to have a look at this (unless someone
beats me to it).

Regards,

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