From: Alvaro Herrera <alvherre@alvh.no-ip.org>
To: Stephen Frost <sfrost@snowman.net>
Cc: Laurenz Albe <laurenz.albe@cybertec.at>
Cc: Bossart, Nathan <bossartn@amazon.com>
Cc: Peter Eisentraut <peter.eisentraut@enterprisedb.com>
Cc: Michael Paquier <michael@paquier.xyz>
Cc: Bernd Helmle <mailings@oopsware.de>
Cc: tsunakawa.takay@fujitsu.com <tsunakawa.takay@fujitsu.com>
Cc: pgsql-hackers@postgresql.org <pgsql-hackers@postgresql.org>
Subject: Re: Change default of checkpoint_completion_target
Date: Thu, 10 Dec 2020 14:21:26 -0300
Message-ID: <20201210172126.GA25979@alvherre.pgsql> (raw)
In-Reply-To: <20201210171602.GP16415@tamriel.snowman.net>
Howdy,
On 2020-Dec-10, Stephen Frost wrote:
> * Laurenz Albe (laurenz.albe@cybertec.at) wrote:
> > On Tue, 2020-12-08 at 17:29 +0000, Bossart, Nathan wrote:
> > > +1 to setting checkpoint_completion_target to 0.9 by default.
> >
> > +1 for changing the default or getting rid of it, as Tom suggested.
>
> Attached is a patch to change it from a GUC to a compile-time #define
> which is set to 0.9, with accompanying documentation updates.
I think we should leave a doc stub or at least an <indexterm>, to let
people know the GUC has been removed rather than just making it
completely invisible. (Maybe piggyback on the stuff in [1]?)
[1] https://postgr.es/m/CAGRY4nyA=jmBNa4LVwgGO1GyO-RnFmfkesddpT_uO+3=mot8DA@mail.gmail.com
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To: pgsql-hackers@postgresql.org
Cc: alvherre@alvh.no-ip.org, sfrost@snowman.net, laurenz.albe@cybertec.at, bossartn@amazon.com, peter.eisentraut@enterprisedb.com, michael@paquier.xyz, mailings@oopsware.de, tsunakawa.takay@fujitsu.com
Subject: Re: Change default of checkpoint_completion_target
In-Reply-To: <20201210172126.GA25979@alvherre.pgsql>
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