From owner-freebsd-performance@FreeBSD.ORG  Fri Feb 23 14:54:53 2007
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From: Achim Patzner <ap@bnc.net>
Date: Fri, 23 Feb 2007 14:54:34 +0100
To: "Steven Hartland" <killing@multiplay.co.uk>
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Cc: FreeBSD Performance <freebsd-performance@freebsd.org>
Subject: Re: FreeBSD Scaling on 6.2-RELEASE?
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On 23.02.2007, at 14:11, Steven Hartland wrote:

> We have some Dual Dual Core's here but I'm considering
> the Quad Core upgrade but am a little concerned that
> this may start to become OS limited given the 8 Cores.

Well... It's definitely better on our Xeon 5355 compute servers
(Intel SR1500-based) than Xeon 50xx on Hyper Threading. But
as the servers are used for jobs requiring rather low IO rates that
won't tell you much regarding

> running is vBulletin so apache +
> php and mysql.

except that the machines aren't crashing for having too many CPUs.


Achim