Re: 011_crash_recovery.pl intermittently fails

From: Andrey Borodin <x4mmm(at)yandex-team(dot)ru>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org, Craig Ringer <craig(dot)ringer(at)enterprisedb(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>
Subject: Re: 011_crash_recovery.pl intermittently fails
Date: 2021-03-05 05:07:06
Message-ID: 565FB155-C6B0-41E2-8C44-7B514DC25132@yandex-team.ru
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> 5 марта 2021 г., в 08:32, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> написал(а):
>
> Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com> writes:
>> I noticed that 011_crash_recovery.pl intermittently (that being said,
>> one out of three or so on my environment) fails in the second test.
>
> Hmmm ... what environment is that? This test script hasn't changed
> meaningfully in several years, and we have not seen any real issues
> with it up to now.

Maybe it's offtopic here, but anyway...
While working on "lz4 for FPIs" I've noticed that this test fails with wal_compression = on.
I did not investigate the case at that moment, but I think that it would be good to run recovery regression tests with compression too.

Best regards, Andrey Borodin.

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