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Re: More shared buffers causes lower performances

From: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Greg Smith <gsmith(at)gregsmith(dot)com>, Gregory Stark <stark(at)enterprisedb(dot)com>, Guillaume Smet <guillaume(dot)smet(at)gmail(dot)com>, pgsql-performance <pgsql-performance(at)postgresql(dot)org>, Stefan Kaltenbrunner <stefan(at)kaltenbrunner(dot)cc>, Devrim GÜNDÜZ <devrim(at)commandprompt(dot)com>
Subject: Re: More shared buffers causes lower performances
Date: 2007-12-27 16:50:46
Message-ID: 20071227165046.GJ5709@alvh.no-ip.org (view raw or flat)
Thread:
Lists: pgsql-performance
Tom Lane escribió:
> Greg Smith <gsmith(at)gregsmith(dot)com> writes:
> > ...  I didn't think this was a big problem because I 
> > thought it was limited to developers who shot their own foot, but if there 
> > are packagers turning this on to improve beta feedback it deserves some 
> > wider mention.
> 
> Yeah, binary packages that are built with --enable-cassert perhaps need
> to be labeled as "not intended for benchmarking" or some such.

Perhaps make them emit a WARNING at server start or something.

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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