On Mon, Jul 07, 2025 at 09:40:20PM -0400, Peter Geoghegan wrote:
> I'm finding that the FreeBSD Meson CI target consistently fails with
> this setup, though. And with just about any variant I can think of;
> seems to fail quite reliably. The initial SELECT backwards scan
> statement will complete without ever waiting (though only on CI).
>
> Do you know what that might be? It would be a lot easier if there was
> at least a way to debug this locally.
FreeBSD's scheduler is different enough to exercise quite-different relative
timings of process wake-up. I got a lot of FreeBSD failures when my tests had
underspecified the order of events.
If it continues to be a problem, consider sharing the patch that's behaving
this way for you.