Horton

Re: May be BUG. Periodic burst growth of the checkpoint_req counter on replica.

Anton A. Melnikov <aamelnikov@inbox.ru>

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From: "Anton A. Melnikov" <aamelnikov@inbox.ru>
To: Andres Freund <andres@anarazel.de>
Cc: Kyotaro Horiguchi <horikyota.ntt@gmail.com>, pgsql-hackers@lists.postgresql.org
Date: 2023-03-16T12:39:00Z
Lists: pgsql-hackers

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Hello!


On 15.03.2023 21:29, Gregory Stark (as CFM) wrote:

> These patches that are "Needs Review" and have received no comments at
> all since before March 1st are these. If your patch is amongst this
> list I would suggest any of:
> 
> 1) Move it yourself to the next CF (or withdraw it)
> 2) Post to the list with any pending questions asking for specific
> feedback -- it's much more likely to get feedback than just a generic
> "here's a patch plz review"...
> 3) Mark it Ready for Committer and possibly post explaining the
> resolution to any earlier questions to make it easier for a committer
> to understand the state
>

There are two different patch variants and some discussion expected.
So moved them to the next CF.

With the best wishes!

-- 
Anton A. Melnikov
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company

Commits

  1. Improve descriptions of some pg_stat_checkpoints functions in pg_proc.dat.

  2. docs: Enhance the pg_stat_checkpointer view documentation.

  3. Add num_done counter to the pg_stat_checkpointer view.

  4. docs: Improve the description of num_timed column in pg_stat_checkpointer.

  5. Improve documentation for pg_stat_checkpointer fields

  6. Enhance checkpointer restartpoint statistics

  7. Introduce pg_stat_checkpointer