Re: pgsql: Unbreak recovery test on Windows

From: Andrew Dunstan <andrew(at)dunslane(dot)net>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, tomas(dot)vondra(at)postgresql(dot)org
Cc: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: Re: pgsql: Unbreak recovery test on Windows
Date: 2021-03-21 17:06:46
Message-ID: 5b748470-7335-5439-e876-6a88c951e1c5@dunslane.net
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On 3/21/21 12:38 PM, Tom Lane wrote:
> Andrew Dunstan <andrew(at)dunslane(dot)net> writes:
>> Unbreak recovery test on Windows
> Hmm, looks like this broke things on other machines.
> crake and sifaka (so far) are showing
>
> # Running: pg_ctl kill KILL 2237831
> ok 3 - killed process with KILL
> ack Broken pipe: write( 13, '\\q
> ' ) at /usr/share/perl5/vendor_perl/IPC/Run/IO.pm line 549.
>
> which looks like a race condition: did we manage to stuff the "\q"
> command down the pipe before killing the psql process, or not?
>
>

Ugh.  Is there any reason we need to do those kills before we end the
psql processes? If not I'm tempted just to move them - after the psql's
are finished it should be safe. At any rate I'll go and test that.

cheers

andrew

--
Andrew Dunstan
EDB: https://www.enterprisedb.com

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