Re: Non-reproducible AIO failure

Alexander Lakhin <exclusion@gmail.com>

From: Alexander Lakhin <exclusion@gmail.com>

To: Tom Lane <tgl@sss.pgh.pa.us>, Andres Freund <andres@anarazel.de>

Cc: pgsql-hackers@lists.postgresql.org

Date: 2025-05-24T03:00:01Z

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

Hello Tom and Andres,

24.04.2025 01:58, Tom Lane wrote:
> Andres Freund <andres@anarazel.de> writes:
>> On 2025-04-23 17:17:01 -0400, Tom Lane wrote:
>>> My buildfarm animal sifaka just failed like this [1]:
>> There's nothing really special about sifaka, is there? I see -std=gnu99 and a
>> few debug -D cppflags, but they don't look they could really be relevant here.
>>

FWIW, that Assert have just triggered on another mac:
https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=indri&dt=2025-05-23%2020%3A30%3A07

I have been trying to reproduce it locally (on Linux, FreeBSD VMs) for days,
but failed. So maybe it's a MacOS-specific issue. I will try to get an access
to a similar machine to reproduce it there.

Best regards,
Alexander Lakhin
Neon (https://neon.tech)