Re: Offline enabling/disabling of data checksums

From: Michael Banck <michael(dot)banck(at)credativ(dot)de>
To: Michael Paquier <michael(at)paquier(dot)xyz>, Fabien COELHO <coelho(at)cri(dot)ensmp(dot)fr>
Cc: Andres Freund <andres(at)anarazel(dot)de>, Magnus Hagander <magnus(at)hagander(dot)net>, Sergei Kornilov <sk(at)zsrv(dot)org>, PostgreSQL Developers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Offline enabling/disabling of data checksums
Date: 2019-03-22 08:13:43
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Am Freitag, den 22.03.2019, 09:27 +0900 schrieb Michael Paquier:
> I have added in the docs a warning about a host crash while doing the
> operation, with a recommendation to check the state of the checksums
> on the data folder should it happen, and the previous portion of the
> docs about clusters. Your suggestion sounds adapted. I would be
> tempted to add a bigger warning in pg_rewind or pg_basebackup about
> that, but that's a different story for another time.
> Does that look fine to you?

Don't we need a big warning that the cluster must not be started during
operation of pg_checksums as well, now that we don't disallow it?


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