Horton

Re: BF mamba failure

Michael Paquier <michael@paquier.xyz>

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From: Michael Paquier <michael@paquier.xyz>
To: Bertrand Drouvot <bertranddrouvot.pg@gmail.com>
Cc: Kouber Saparev <kouber@gmail.com>, pgsql-hackers@lists.postgresql.org
Date: 2025-08-07T07:17:29Z
Lists: pgsql-hackers 
On Thu, Aug 07, 2025 at 05:28:17AM +0000, Bertrand Drouvot wrote:
> On Thu, Aug 07, 2025 at 08:18:26AM +0900, Michael Paquier wrote:
>> On Mon, Aug 04, 2025 at 01:00:35PM +0300, Kouber Saparev wrote:
>> You are close to wraparound for this relation.  Is that vanilla
>> streaming replication with heap?
> 
> I was wondering about adding the "generation" (introduced in 818119afccd3) to
> the above error log message, thoughts?

Yes, that could prove to be useful when debugging such issues.  We do
not have a lot of information here.
--
Michael

Commits

  1. Add information about "generation" when dropping twice pgstats entry

  2. Fix race conditions with drop of reused pgstats entries