Re: Non-reproducible AIO failure

Daniel Gustafsson <daniel@yesql.se>

From: Daniel Gustafsson <daniel@yesql.se>

To: Andres Freund <andres@anarazel.de>

Cc: Konstantin Knizhnik <knizhnik@garret.ru>, Alexander Lakhin <exclusion@gmail.com>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>

Date: 2025-06-19T15:05:25Z

Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

aio: Stop using enum bitfields due to bad code generation
- ce161b194e84 18.0 landed
- 5865150b6d53 19 (unreleased) landed
amcheck: Fix posting tree checks in gin_index_check()
- 0cf205e122ae 18.0 cited
aio: Add missing memory barrier when waiting for IO handle
- e9a3615a5224 18.0 landed

> On 19 Jun 2025, at 16:36, Andres Freund <andres@anarazel.de> wrote:

> So for some reason this apparently can only be reproduced on older macos - we
> know it's not the older compiler, because I couldn't reproduce it on the same
> compile version as alexander, on an m1 that was running sequoia. That's really
> really weird. I guess I'll try to see if i can reproduce it on an older macos
> in a VM, running on an m4.

I also dug out an archeologically old MacBook Pro running macOS High Sierra
10.13.6 with an i5 using Apple LLVM version 10.0.0 (clang-1000.10.44.4), and it
too fails to reproduce any issue.

--
Daniel Gustafsson