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Date: Wed, 06 Apr 2005 14:09:00 -0400
From: Pierre-Luc Drouin <pldrouin@pldrouin.net>
In-reply-to: <200504040609.j3469g7b001419@drjekyll.mkbuelow.net>
To: Matthias Buelow <mkb@mkbuelow.net>
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References: <200504040609.j3469g7b001419@drjekyll.mkbuelow.net>
cc: Greg 'groggy' Lehey <grog@freebsd.org>
cc: Christian Brueffer <chris@unixpages.org>
cc: freebsd-stable@freebsd.org
cc: Nate Lawson <nate@root.org>
Subject: Re: 5.4-prerelease - hanging under load
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Matthias Buelow wrote:

>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.
>
>  
>
I've noticed that the idle process is using sometimes as much as 60% of 
my CPU. Could it be a relation between that and the lag we have with 5.4?