From: Steinar H. Gunderson <sgunderson@bigfoot.com>
To: Csaba Nagy <nagy@ecircle-ag.com>
Cc: Mikael Carneholm <Mikael.Carneholm@WirelessCar.com>
Cc: postgres performance list <pgsql-performance@postgresql.org>
Subject: Re: Migration study, step 1: bulk write performance
Date: Tue, 21 Mar 2006 12:56:18 +0100
Message-ID: <20060321115618.GA12880@uio.no> (raw)
In-Reply-To: <1142941966.23597.4.camel@coppola.muc.ecircle.de>
References: <7F10D26ECFA1FB458B89C5B4B0D72C2B088286@sesrv12.wirelesscar.com>
<1142867952.16487.96.camel@coppola.muc.ecircle.de>
<20060321112759.GF15742@pervasive.com>
<1142941966.23597.4.camel@coppola.muc.ecircle.de>
On Tue, Mar 21, 2006 at 12:52:46PM +0100, Csaba Nagy wrote:
> They knew however that for the data partitions no FS journaling is
> needed, and for the WAL partition meta data journaling is enough, so I
> guess they tuned ext3 for this.
For the record, that's the wrong way round. For the data partitioning
metadata journaling is enough, and for the WAL partition you don't need any
FS journaling at all.
/* Steinar */
--
Homepage: http://www.sesse.net/
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To: pgsql-performance@postgresql.org
Cc: sgunderson@bigfoot.com, nagy@ecircle-ag.com, Mikael.Carneholm@WirelessCar.com
Subject: Re: Migration study, step 1: bulk write performance
In-Reply-To: <20060321115618.GA12880@uio.no>
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