Re: eliminate xl_heap_visible to reduce WAL (and eventually set VM on-access)

From: Andrey Borodin <x4mmm(at)yandex-team(dot)ru>
To: Kirill Reshke <reshkekirill(at)gmail(dot)com>
Cc: Alexander Lakhin <exclusion(at)gmail(dot)com>, Melanie Plageman <melanieplageman(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Chao Li <li(dot)evan(dot)chao(at)gmail(dot)com>, Xuneng Zhou <xunengzhou(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>
Subject: Re: eliminate xl_heap_visible to reduce WAL (and eventually set VM on-access)
Date: 2026-01-30 09:25:03
Message-ID: 4E0FA752-08B9-489C-A9E5-2E3DDEC5A44E@yandex-team.ru
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> On 29 Jan 2026, at 18:51, Kirill Reshke <reshkekirill(at)gmail(dot)com> wrote:
>
> One possible way here is to remove regression test changes made in
> 21796c267, and rewrite this ad TAP test. In TAP test, we can do akin
> to 006_singla_autovacuum.pl:

Maybe we can just disable autovacuum in regress tests of pg_visibility?

Best regards, Andrey Borodin.

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