Horton

Re: BF mamba failure

Bertrand Drouvot <bertranddrouvot.pg@gmail.com>

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From: Bertrand Drouvot <bertranddrouvot.pg@gmail.com>
To: Michael Paquier <michael@paquier.xyz>
Cc: Kouber Saparev <kouber@gmail.com>, pgsql-hackers@lists.postgresql.org
Date: 2025-08-07T08:35:17Z
Lists: pgsql-hackers

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Hi,

On Thu, Aug 07, 2025 at 04:17:29PM +0900, Michael Paquier wrote:
> 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.

Yes, done in the attached.

Regards,

-- 
Bertrand Drouvot
PostgreSQL Contributors Team
RDS Open Source Databases
Amazon Web Services: https://aws.amazon.com

Commits

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

  2. Fix race conditions with drop of reused pgstats entries