Re: BUG #19490: Streaming standby on 16.14 stops applying WAL on MultiXactOffsetSLRU when primary is 16.8

From: Andrey Borodin <x4mmm(at)yandex-team(dot)ru>
To: Michael Paquier <michael(at)paquier(dot)xyz>
Cc: Ayush Tiwari <ayushtiwari(dot)slg01(at)gmail(dot)com>, Radim Marek <radim(at)boringsql(dot)com>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, Marko Tiikkaja <marko(at)joh(dot)to>, PostgreSQL mailing lists <pgsql-bugs(at)lists(dot)postgresql(dot)org>
Subject: Re: BUG #19490: Streaming standby on 16.14 stops applying WAL on MultiXactOffsetSLRU when primary is 16.8
Date: 2026-05-26 09:33:11
Message-ID: 9DF05C0C-D165-4821-80C2-FFAF47C07FF4@yandex-team.ru
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> On 26 May 2026, at 14:27, Michael Paquier <michael(at)paquier(dot)xyz> wrote:
>
> Hmm, okay. I am not sure what you mean here, could you demonstrate
> your idea with a patch later?

Something like attached, not tested yet, working on an automated test.

Best regards, Andrey Borodin.

Attachment Content-Type Size
demo.diff application/octet-stream 1.9 KB

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