Re: data_checksums enabled by default (was: Move --data-checksums to common options in initdb --help)

From: Peter Geoghegan <pg(at)bowt(dot)ie>
To: Michael Banck <michael(dot)banck(at)credativ(dot)de>
Cc: Stephen Frost <sfrost(at)snowman(dot)net>, Andres Freund <andres(at)anarazel(dot)de>, Michael Paquier <michael(at)paquier(dot)xyz>, PostgreSQL Development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: data_checksums enabled by default (was: Move --data-checksums to common options in initdb --help)
Date: 2021-01-06 21:19:32
Message-ID: CAH2-WzmHuPYa9f0dQTX4T-S=T81DSVZjgf-r8orOTckkVDmbBw@mail.gmail.com
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On Wed, Jan 6, 2021 at 1:08 PM Peter Geoghegan <pg(at)bowt(dot)ie> wrote:
> So you tested this using "show data_checksums;" in psql in each case?
>
> What does "show full_page_writes;" show you?

Another consideration is checkpoint_timeout and max_wal_size.

--
Peter Geoghegan

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