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To: Nate Lawson <nate@root.org>
In-Reply-To: Message from Nate Lawson <nate@root.org> 
   of "Sun, 03 Apr 2005 21:43:57 PDT." <4250C60D.8040306@root.org> 
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Date: Mon, 04 Apr 2005 08:09:42 +0200
From: Matthias Buelow <mkb@mkbuelow.net>
cc: Greg 'groggy' Lehey <grog@freebsd.org>
cc: Christian Brueffer <chris@unixpages.org>
cc: freebsd-stable@freebsd.org
cc: Pierre-Luc Drouin <pldrouin@pldrouin.net>
Subject: Re: 5.4-prerelease - hanging under load 
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Nate Lawson <nate@root.org> writes:

>sysctl dev.cpu and look at the current frequency setting.  If low, then 
>your system is affected and will be fixed soon when I mfc.  If not, 
>perhaps you have an interrupt storm (vmstat -i)

Just for the record. I ran vmstat -i in a loop while untarring the
thunderbird source (causing degraded interactive responsiveness, as
reported in an earlier mail), and couldn't see any noticable increase in
interrupt rate.

mkb.