| From: | Melanie Plageman <melanieplageman(at)gmail(dot)com> |
|---|---|
| To: | Hajime(dot)Matsunaga(at)nttdata(dot)com |
| Cc: | pgsql-hackers(at)lists(dot)postgresql(dot)org, Masao(dot)Fujii(at)nttdata(dot)com |
| Subject: | Re: Doc: fix track_io_timing description to mention pg_stat_io |
| Date: | 2024-06-27 11:29:47 |
| Message-ID: | CAAKRu_are9R_1qxu38Fr0ENt3fij9xugdkzqauxNELSP7eMgwg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, Jun 27, 2024 at 5:06 AM <Hajime(dot)Matsunaga(at)nttdata(dot)com> wrote:
>
> Hi,
>
> pg_stat_io has I/O statistics that are collected when track_io_timing is
> enabled, but it is not mentioned in the description of track_io_timing.
> I think it's better to add a description of pg_stat_io for easy reference.
> What do you think?
Seems quite reasonable to me given that track_wal_io_timing mentions
pg_stat_wal. I noticed that the sentence about track_io_timing in the
statistics collection configuration section [1] only mentions reads
and writes -- perhaps it should also mention extends and fsyncs?
- Melanie
[1] https://www.postgresql.org/docs/devel/monitoring-stats.html#MONITORING-STATS-SETUP
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