Re: ecpg test thread/alloc hangs on sidewinder running NetBSD 9.3 - Mailing list pgsql-hackers

From Tom Lane
Subject Re: ecpg test thread/alloc hangs on sidewinder running NetBSD 9.3
Date
Msg-id 165168.1756651969@sss.pgh.pa.us
Whole thread Raw
In response to Re: ecpg test thread/alloc hangs on sidewinder running NetBSD 9.3  (Mikael Kjellström <mikael.kjellstrom@mksoft.nu>)
Responses Re: ecpg test thread/alloc hangs on sidewinder running NetBSD 9.3
List pgsql-hackers
=?UTF-8?Q?Mikael_Kjellstr=C3=B6m?= <mikael.kjellstrom@mksoft.nu> writes:
> On 2025-08-30 22:00, Alexander Lakhin wrote:
>> Upgrade to NetBSD 9.4 fixed the issue for me.

> I also have note that there are stuck processes some times.  Like:

Yeah, this printout is consistent with Alexander's observation that
it's ecpg threading tests that are getting stuck:

> pgbf     3083  0.0  0.3 1903704  6164 ?     Il   22Aug25   0:00.04
> /home/pgbf/buildroot/HEAD/pgsql.build/src/interfaces/ecpg/test/thr

> pgbf    10579  0.0  0.3 1900136  6172 ?     Il   Fri03PM   0:00.04
> /home/pgbf/buildroot/HEAD/pgsql.build/src/interfaces/ecpg/test/thr

All the other processes belonging to pgbf are test driver processes
that would be waiting for these two.

Since we're not seeing comparable failures on other animals,
I tend to agree with his diagnosis of a bug in 9.3's malloc library.

            regards, tom lane



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