Re: Hardware performance

From: Ron Johnson <ron(dot)l(dot)johnson(at)cox(dot)net>
To: PgSQL Performance ML <pgsql-performance(at)postgresql(dot)org>
Subject: Re: Hardware performance
Date: 2003-07-18 10:18:57
Message-ID: 1058523536.2376.14.camel@haggis
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On Thu, 2003-07-17 at 13:55, Magnus Hagander wrote:
> >Adam Witney wrote:
[snip]
> If you would go with that one, make sure to get the optional BBWC
> (Battery Backed Write Cache). Without it the controller won't enable the
> write-back cache (which it really shouldn't, since it wouldn't be safe
> without the batteries). WB cache can really speed things on in many db
> situations - it's sort of like "speed of fsync off, security of fsync
> on". I've seen huge speedups with both postgresql and other databases on
> that.

Don't forget to check the batteries!!! And if you have an HPaq service
contract, don't rely on them to do it...

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