From: Peter Eisentraut <peter.eisentraut@enterprisedb.com>
To: Stephen Frost <sfrost@snowman.net>
To: Alvaro Herrera <alvherre@alvh.no-ip.org>
Cc: Laurenz Albe <laurenz.albe@cybertec.at>
Cc: Bossart, Nathan <bossartn@amazon.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: Tue, 19 Jan 2021 09:21:15 +0100
Message-ID: <ba8bb5e9-8c43-11b6-eb99-ae794cd37665@enterprisedb.com> (raw)
In-Reply-To: <20210113221038.GG27507@tamriel.snowman.net>
References: <20201210171602.GP16415@tamriel.snowman.net>
<20201210172126.GA25979@alvherre.pgsql>
<20201210172255.GQ16415@tamriel.snowman.net>
<20210113221038.GG27507@tamriel.snowman.net>
On 2021-01-13 23:10, Stephen Frost wrote:
>> Yes, I agree, and am involved in that thread as well- currently waiting
>> feedback from others about the proposed approach.
> I've tried to push that forward. I'm happy to update this patch once
> we've got agreement to move forward on that, to wit, adding to an
> 'obsolete' section in the documentation information about this
> particular GUC and how it's been removed due to not being sensible or
> necessary to continue to have.
Some discussion a few days ago was arguing that it was still necessary
in some cases as a way to counteract the possible lack of tuning in the
kernel flushing behavior. I think in light of that we should go with
your first patch that just changes the default, possibly with the
documentation updated a bit.
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To: pgsql-hackers@postgresql.org
Cc: peter.eisentraut@enterprisedb.com, sfrost@snowman.net, alvherre@alvh.no-ip.org, laurenz.albe@cybertec.at, bossartn@amazon.com, michael@paquier.xyz, mailings@oopsware.de, tsunakawa.takay@fujitsu.com
Subject: Re: Change default of checkpoint_completion_target
In-Reply-To: <ba8bb5e9-8c43-11b6-eb99-ae794cd37665@enterprisedb.com>
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