| From: | Michael Paquier <michael(at)paquier(dot)xyz> |
|---|---|
| To: | Andrey Borodin <x4mmm(at)yandex-team(dot)ru> |
| Cc: | Japin Li <japinli(at)hotmail(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, wenhui qiu <qiuwenhuifx(at)gmail(dot)com>, Fujii Masao <masao(dot)fujii(at)oss(dot)nttdata(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Compression of bigger WAL records |
| Date: | 2026-10-14 07:43:41 |
| Message-ID: | as8yrSp5RLTLw0qj@paquier.xyz |
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| Lists: | pgsql-hackers |
On Thu, Oct 08, 2026 at 11:20:35AM +0500, Andrey Borodin wrote:
> This is still only a hypothesis. My benchmark hosts are unavailable today
> due to data center maintenance. When they are back, I can measure context
> creation and library versions.
Thanks. I have been playing with some of my cases and quickly
measured a 6% improvement of my VACUUM FULL workload from upthread,
and a lot less CPU getting used. In short, applied the WAL insert
part.
--
Michael
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