Re: MultiXact\SLRU buffers configuration

From: Andrey Borodin <x4mmm(at)yandex-team(dot)ru>
To: Gilles Darold <gilles(at)darold(dot)net>
Cc: Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, Alexander Korotkov <aekorotkov(at)gmail(dot)com>, Anastasia Lubennikova <a(dot)lubennikova(at)postgrespro(dot)ru>, Daniel Gustafsson <daniel(at)yesql(dot)se>, Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: MultiXact\SLRU buffers configuration
Date: 2020-12-08 17:52:52
Views: Raw Message | Whole Thread | Download mbox | Resend email
Lists: pgsql-hackers

Hi Gilles!

Many thanks for your message!

> 8 дек. 2020 г., в 21:05, Gilles Darold <gilles(at)darold(dot)net> написал(а):
> I know that this report is not really helpful

Quite contrary - this benchmarks prove that controllable reproduction exists. I've rebased patches for PG11. Can you please benchmark them (without extending SLRU)?

Best regards, Andrey Borodin.

Attachment Content-Type Size
v1106-0001-Use-shared-lock-in-GetMultiXactIdMembers-for-o.patch application/octet-stream 12.7 KB
v1106-0002-Make-MultiXact-local-cache-size-configurable.patch application/octet-stream 4.8 KB
v1106-0003-Add-conditional-variable-to-wait-for-next-Mult.patch application/octet-stream 4.4 KB
v1106-0004-Add-GUCs-to-tune-MultiXact-SLRUs.patch application/octet-stream 6.2 KB

In response to


Browse pgsql-hackers by date

  From Date Subject
Next Message John Naylor 2020-12-08 18:25:43 Re: small cleanup in unicode_norm.c
Previous Message Magnus Hagander 2020-12-08 17:47:34 Re: Change default of checkpoint_completion_target