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From: Alvaro Herrera <alvherre@2ndquadrant.com>
To: Tomas Vondra <tomas.vondra@2ndquadrant.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: checkpoints, proper config
Date: Thu, 10 Dec 2015 19:45:41 -0300
Message-ID: <20151210224541.GQ2763@alvherre.pgsql> (raw)
In-Reply-To: <5669FF52.2030303@2ndquadrant.com>
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Tomas Vondra wrote:

> Also, I don't think it makes much sense to set
> 
>    (checkpoint_warning > checkpoint_timeout)
> 
> as it kinda defeats the whole purpose of the warning.

I agree, but actually, what is the sense of checkpoint_warning?  I think
it was useful back when we didn't have log_checkpoints, but now that we
have detailed checkpoint logging I think it's pretty much useless noise.

-- 
Álvaro Herrera                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services


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