Re: Show WAL write and fsync stats in pg_stat_io

From: Nazir Bilal Yavuz <byavuz81(at)gmail(dot)com>
To: Michael Paquier <michael(at)paquier(dot)xyz>
Cc: Melanie Plageman <melanieplageman(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, "bharath(dot)rupireddyforpostgres(at)gmail(dot)com" <bharath(dot)rupireddyforpostgres(at)gmail(dot)com>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>
Subject: Re: Show WAL write and fsync stats in pg_stat_io
Date: 2024-04-24 08:37:21
Message-ID: CAN55FZ1x3paMJu6k+_NkkKd5N7aFpBjBadf=zDsfNhndNh0FCg@mail.gmail.com
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Hi,

On Fri, 19 Apr 2024 at 11:01, Nazir Bilal Yavuz <byavuz81(at)gmail(dot)com> wrote:
> > On Thu, 18 Jan 2024 at 04:22, Michael Paquier <michael(at)paquier(dot)xyz> wrote:
> > >
> > > On Wed, Jan 17, 2024 at 03:20:39PM +0300, Nazir Bilal Yavuz wrote:
> > > > I agree with your points. While the other I/O related work is
> > > > happening we can discuss what we should do in the variable op_byte
> > > > cases. Also, this is happening only for WAL right now but if we try to
> > > > extend pg_stat_io in the future, that problem possibly will rise
> > > > again. So, it could be good to come up with a general solution, not
> > > > only for WAL.
> > >
> > > Okay, I've marked the patch as RwF for this CF.

Since the last commitfest entry was returned with feedback, I created
a new commitfest entry: https://commitfest.postgresql.org/48/4950/

--
Regards,
Nazir Bilal Yavuz
Microsoft

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