Horton

Re: MultiXact\SLRU buffers configuration

x4mmm@yandex-team.ru

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From: Andrey Borodin <x4mmm@yandex-team.ru>
To: Shawn Debnath <sdn@amazon.com>
Cc: Julien Rouhaud <rjuju123@gmail.com>, Gilles Darold <gilles@darold.net>, Tomas Vondra <tomas.vondra@enterprisedb.com>, Tomas Vondra <tomas.vondra@2ndquadrant.com>, Alexander Korotkov <aekorotkov@gmail.com>, Anastasia Lubennikova <a.lubennikova@postgrespro.ru>, Daniel Gustafsson <daniel@yesql.se>, Kyotaro Horiguchi <horikyota.ntt@gmail.com>, pgsql-hackers <pgsql-hackers@postgresql.org>, Thomas Munro <thomas.munro@gmail.com>
Date: 2022-01-15T07:16:59Z
Lists: pgsql-hackers

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> 15 янв. 2022 г., в 03:20, Shawn Debnath <sdn@amazon.com> написал(а):
> 
> On Fri, Jan 14, 2022 at 05:28:38PM +0800, Julien Rouhaud wrote:
>>> PFA rebase of the patchset. Also I've added a patch to combine 
>>> page_number, page_status, and page_dirty together to touch less 
>>> cachelines.
>> 
>> The cfbot reports some errors on the latest version of the patch:
>> 
>> https://cirrus-ci.com/task/6121317215764480
>> [...]
>> Could you send a new version?  In the meantime I will switch the patch 
>> status
>> to Waiting on Author.
>> 
> 
> I was planning on running a set of stress tests on these patches. Could 
> we confirm which ones we plan to include in the commitfest?

Many thanks for your interest. Here's the  latest version.

Best regards, Andrey Borodin.

Commits

  1. Rework new SLRU test with injection points

  2. injection_point: Add injection_points.stats

  3. injection_points: Add initialization of shmem state when loading module

  4. Add injection-point test for new multixact CV usage

  5. Use conditional variable to wait for next MultiXact offset

  6. Improve performance of subsystems on top of SLRU

  7. Adjust VACUUM hastup LP_REDIRECT comments.

  8. Test replay of regression tests, attempt II.