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Date: Wed, 14 Mar 2007 16:02:04 -0400
From: Rik van Riel <riel@redhat.com>
Organization: Red Hat, Inc
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To: Jeremy Fitzhardinge <jeremy@goop.org>
CC: Dan Hecht <dhecht@vmware.com>, dwalker@mvista.com,
       cpufreq@lists.linux.org.uk,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Con Kolivas <kernel@kolivas.org>, Chris Wright <chrisw@sous-sol.org>,
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       john stultz <johnstul@us.ibm.com>, Ingo Molnar <mingo@elte.hu>,
       Thomas Gleixner <tglx@linutronix.de>, paulus@au.ibm.com,
       schwidefsky@de.ibm.com
Subject: Re: Stolen and degraded time and schedulers
References: <45F6D1D0.6080905@goop.org>	 <1173816769.22180.14.camel@localhost>	<45F70A71.9090205@goop.org> <1173821224.1416.24.camel@dwalker1> <45F71EA5.2090203@goop.org> <45F74515.7010808@vmware.com> <45F77C27.8090604@goop.org> <45F846AB.6060200@vmware.com> <45F84E39.7030507@goop.org> <45F850BF.5030702@redhat.com> <45F8516E.0@goop.org>
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Jeremy Fitzhardinge wrote:
> Rik van Riel wrote:

>> Steal time allows you to see the difference between a busy
>> system and an overloaded system.
> 
> Sure, the various accounting tools can go into as much detail as you
> want.  I just added stolen time accounting to the xen-pv_ops patchset
> which is equivalent to the xen-unstable stolen time accounting.  Is that
> sufficient for these purposes?

Yes, that works.

-- 
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