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Date: Tue, 24 May 2005 22:18:54 +0200
From: Matthias Buelow <mkb@incubus.de>
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To: Max Laier <max@love2party.net>
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Cc: Mike Jakubik <mikej@rogers.com>, freebsd-stable@freebsd.org,
	Kris Kennaway <kris@obsecurity.org>
Subject: Re: Performance of 4.x vs 5.x (Re: Lifetime of FreeBSD branches)
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Max Laier wrote:

> I have seen this on my box.  Disabling one of the USB-ports solved the 
> problem.  I was seeing very high IRQ-rates.  Check $vmstat -i during the 
> process to see if you have abnormal high rate jumps.  It might be that we 
> must investigate some of our drivers to play nice with each other.

Interrupt rates were normal.

mkb.