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From: Heikki Linnakangas <[email protected]>
To: Andrey Borodin <[email protected]>
To: Michael Paquier <[email protected]>
Cc: Ayush Tiwari <[email protected]>
Cc: Radim Marek <[email protected]>
Cc: Marko Tiikkaja <[email protected]>
Cc: PostgreSQL mailing lists <[email protected]>
Subject: Re: BUG #19490: Streaming standby on 16.14 stops applying WAL on MultiXactOffsetSLRU when primary is 16.8
Date: Tue, 26 May 2026 15:28:02 +0300
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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On 26/05/2026 12:33, Andrey Borodin wrote:
>> On 26 May 2026, at 14:27, Michael Paquier <[email protected]> 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.

Yeah, that looks correct to me. It moves the locking on v16 to where it 
happens on v17 and v18. I don't see any reason to hold the lock in the 
earlier parts of RecordNewMultiXact() in v16.

- Heikki

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