Re: [PATCH v2] Fix exported snapshot xmin handoff race

From: Peter Geoghegan <pg(at)bowt(dot)ie>
To: "chee(dot)wooson" <chee(dot)wooson(at)gmail(dot)com>
Cc: pgsql-hackers(at)lists(dot)postgresql(dot)org, "Drouvot, Bertrand" <bertranddrouvot(dot)pg(at)gmail(dot)com>
Subject: Re: [PATCH v2] Fix exported snapshot xmin handoff race
Date: 2026-07-30 04:29:11
Message-ID: CAH2-Wzn=Y04V+5FiLk1tmwQ3XZOBJpuYMC6oZQ=7CxPsVOeesg@mail.gmail.com
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On Thu, Jul 30, 2026 at 12:25 AM chee.wooson <chee(dot)wooson(at)gmail(dot)com> wrote:
> Attached is v2.

Are you aware that there are 2 other known bugs with pending fixes
that involve snapshot import/export? Both of which were reported very
recently?

See:

https://postgr.es/m/CAH2-WzmHVeYY=pjz9x8DhhxVjXHX0pvoQ-MdiB1Tt6=o2GTiKg@mail.gmail.com

and:

https://postgr.es/m/QpAansP4iVg_ttSs9x81PFAptL2sqR3AS06u8Jksm3_bHJvUwQjHOocRajbxBc3iiLdf9ZMC6gtXjZsxdxvOmqp98hLZcZuWyBDuQxS6uZc=@scottray.io

--
Peter Geoghegan

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