Re: Regression tests fail with musl libc because libpq.so can't be loaded

From: Wolfgang Walther <walther(at)technowledgy(dot)de>
To: Peter Eisentraut <peter(at)eisentraut(dot)org>, Bruce Momjian <bruce(at)momjian(dot)us>
Cc: Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, Christophe Pettus <xof(at)thebuild(dot)com>, Andrew Dunstan <andrew(at)dunslane(dot)net>, PostgreSQL Bugs <pgsql-bugs(at)lists(dot)postgresql(dot)org>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Subject: Re: Regression tests fail with musl libc because libpq.so can't be loaded
Date: 2024-03-20 19:10:01
Message-ID: 721bedec-35e7-453d-a442-aeba9fb01399@technowledgy.de
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Peter Eisentraut:
>> Would this be a problem? For a running server this would happen only
>> once when the postmaster starts up, AFAICT.
>
> I wonder if it would cause issues with systemd or similar, if the PID of
> the running process is not the one that systemd started.  If so, there
> is probably a workaround, but it would have to be analyzed.

I don't think that exec even creates a new PID. The current process is
replaced, so the PID stays the same.

Best,

Wolfgang

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