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Re: [PATCH] Fix Linux PMDA CPU time metrics

To: Keith Owens <kaos@xxxxxxx>
Subject: Re: [PATCH] Fix Linux PMDA CPU time metrics
From: Nathan Scott <nscott@xxxxxxxxxx>
Date: Wed, 22 Nov 2006 08:15:47 +1100
Cc: Michael Newton <kimbrr@xxxxxxx>, Mark Goodwin <markgw@xxxxxxx>, pcp@xxxxxxxxxxx
In-reply-to: <12630.1164093933@kao2.melbourne.sgi.com>
Organization: Aconex
References: <12630.1164093933@kao2.melbourne.sgi.com>
Reply-to: nscott@xxxxxxxxxx
Sender: pcp-bounce@xxxxxxxxxxx
On Tue, 2006-11-21 at 18:25 +1100, Keith Owens wrote:
> Nathan Scott (on Tue, 21 Nov 2006 17:32:19 +1100) wrote:
> >Finally, theres a new CPU time being accounted in recent 2.6 kernels
> >("steal") - I've not updated the agent to export that as yet (it is
> >always zero on my boxen).
> 
> The steal time is set in account_steal_time() which is only called from
> ppc and s390 systems.  IOW, from those architectures that have built in
> hypervisors.  I would expect the steal time to start being set under
> Xen and similar hypervisors, so it should be added to PCP.
> 

> 
-- 
Nathan


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