Re: pg_upgrade test chatter

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Bossart, Nathan" <bossartn(at)amazon(dot)com>
Cc: "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: pg_upgrade test chatter
Date: 2021-10-19 18:00:40
Message-ID: 1903398.1634666440@sss.pgh.pa.us
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"Bossart, Nathan" <bossartn(at)amazon(dot)com> writes:
> I run 'make check-world' a lot, and I typically use parallelism and
> redirect stdout to /dev/null as suggested in the docs [0]. This seems
> to eliminate all of the test chatter except for this one message:

> NOTICE: database "regression" does not exist, skipping

Yeah, that's bugged me too ever since we got to the point where that
was the only output ...

> We could also just create the
> database it is trying to drop to silence the NOTICE.

... but that seems like a mighty expensive way to fix it.
createdb is pretty slow on older/slower buildfarm animals.

Maybe we could run the stderr output through "grep -v", or the like?

regards, tom lane

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