From: David Hopwood <david.nospam.hopwood@blueyonder.co.uk>
To: xen-devel@lists.sourceforge.net
Subject: Re: Question about CPU utilization
Date: Thu, 20 Jan 2005 18:22:57 +0000 [thread overview]
Message-ID: <41EFF701.4010305@blueyonder.co.uk> (raw)
In-Reply-To: <E1CrY2L-0004sh-00@mta1.cl.cam.ac.uk>
Steven Hand wrote:
>Matt Ayres wrote:
>>
>>Just to chime in... I don't believe this feature exists, but it seems to
>>be one that many people desire. Some sort of tool to be able to view
>>resource usage of domains in a real-time environment (xentop?) with a
>>"batch" option for scripts would be ideal.
>
> This is on our feature list - one way we had thought of doing it was
> to fake out a process in dom0 for each domU, and just have top report
> the (aggregate) usage for each domain, but there are other options too
> for the way the data is presented. Using an event channel to either
> push or poll for load averages is probably the basic underlying
> functionality required.
Polling for cumulative CPU times, rather than averages, is probably a
better interface. Then the user-mode tool can average over whatever
period it wants.
--
David Hopwood <david.nospam.hopwood@blueyonder.co.uk>
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next prev parent reply other threads:[~2005-01-20 18:22 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-20 1:23 Question about CPU utilization Eric Tessler
2005-01-20 6:54 ` Matt Ayres
2005-01-20 8:51 ` Steven Hand
2005-01-20 10:51 ` B.G. Bruce
2005-01-20 11:19 ` Ian Pratt
2005-01-20 15:48 ` Ronald G. Minnich
2005-01-20 17:05 ` Rob Gardner
2005-01-20 17:19 ` B.G. Bruce
2005-01-20 18:22 ` David Hopwood [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-01-20 10:07 Neugebauer, Rolf
2005-01-20 21:56 Ian Pratt
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