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Date:      Mon, 19 Nov 2007 10:44:22 -0800
From:      Jeremy Chadwick <koitsu@FreeBSD.org>
To:        Ivan Voras <ivoras@freebsd.org>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: 2 x quad-core system is slower that 2 x dual core on FreeBSD
Message-ID:  <20071119184422.GA43312@eos.sc1.parodius.com>
In-Reply-To: <fhsl0v$n85$1@ger.gmane.org>
References:  <4741905E.8050300@chistydom.ru> <fhs3s5$knj$1@ger.gmane.org> <47419AB3.5030008@chistydom.ru> <fhs7db$2es$1@ger.gmane.org> <4741B3DE.2000009@chistydom.ru> <fhsl0v$n85$1@ger.gmane.org>

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On Mon, Nov 19, 2007 at 07:35:09PM +0100, Ivan Voras wrote:
> Some more ideas: How is your disk load (iostat, systat -vm, diskinfo -t)
> during the load? You don't use NFS for the web directories, do you?

Don't forget about gstat(8), which (if the issue is an I/O bottleneck)
may help pinpoint what particular disk device is being utilised too
heavily.

-- 
| Jeremy Chadwick                                    jdc at parodius.com |
| Parodius Networking                           http://www.parodius.com/ |
| UNIX Systems Administrator                      Mountain View, CA, USA |
| Making life hard for others since 1977.                  PGP: 4BD6C0CB |




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