Horton

Re: Summary function for pg_buffercache

Andres Freund <andres@anarazel.de>

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From: Andres Freund <andres@anarazel.de>
To: Aleksander Alekseev <aleksander@timescale.com>
Cc: pgsql-hackers <pgsql-hackers@postgresql.org>, Melih Mutlu <m.melihmutlu@gmail.com>
Date: 2022-09-15T20:25:14Z
Lists: pgsql-hackers 
Hi,

On 2022-09-09 17:36:45 +0300, Aleksander Alekseev wrote:
> I suggest we focus on saving the memory first and then think about the
> performance, if necessary.

Personally I think the locks part is at least as important - it's what makes
the production impact higher.

Greetings,

Andres Freund

Commits

  1. pg_buffercache: Add pg_buffercache_summary()

  2. Revert 56-bit relfilenode change and follow-up commits.