Request a Demo
Home   >   mailing lists

Re: Non-reproducible AIO failure - Mailing list pgsql-hackers

From Thomas Munro
Subject Re: Non-reproducible AIO failure
Date
Msg-id CA+hUKGLqUFyOJaPSRSmSZX_PCzCxaRezkfv-nkLRmexb-uTtpQ@mail.gmail.com
Whole thread Raw
In response to Re: Non-reproducible AIO failure  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Tree view 
On Sat, May 24, 2025 at 3:17 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:
> So it seems that "very low-probability issue in our Mac AIO code" is
> the most probable description.

There isn't any macOS-specific AIO code so my first guess would be
that it might be due to aarch64 weak memory reordering (though Andres
speculated that itt should all be one backend, huh), if it's not just
a timing luck thing.  Alexander, were the other OSes you tried all on
x86?

pgsql-hackers by date:

Previous
From: Amit Kapila
Date:
Subject: Re: Conflict detection for update_deleted in logical replication
Next
From: * Neustradamus *
Date:
Subject: Please update your contact list: It must be pgsql-hackers@lists.postgresql.org