Re: Inconsistency in reporting checkpointer stats

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Nitin Jadhav <nitinjadhavpostgres(at)gmail(dot)com>
Cc: Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Inconsistency in reporting checkpointer stats
Date: 2022-12-20 13:18:36
Message-ID: CA+TgmoaYRnKGUh7jzVzO2Otukczqjh8=zukjr1wiEhBOEvL5wA@mail.gmail.com
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On Tue, Dec 20, 2022 at 8:03 AM Nitin Jadhav
<nitinjadhavpostgres(at)gmail(dot)com> wrote:
> Thanks Robert for sharing your thoughts.
> My first thought was to just remove counting SLRU buffers, then after
> some more analysis, I found that the checkpointer is responsible for
> including both regular data buffers and SLRU buffers.

I know that, but what the checkpointer handles and what ought to be
included in the stats are two separate questions.

I think that the SLRU information is potentially useful, but mixing it
with the information about regular buffers just seems confusing.

--
Robert Haas
EDB: http://www.enterprisedb.com

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