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RE: [Xen-users] 199% CPU in DomU

To: "Felix Jaussi" <fj@xxxxxxxxxxxxxxxxxxxxxxx>, xen-users@xxxxxxxxxxxxxxxxxxx
Subject: RE: [Xen-users] 199% CPU in DomU
From: "Petersson, Mats" <Mats.Petersson@xxxxxxx>
Date: Fri, 15 Sep 2006 16:26:03 +0200
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Thread-topic: [Xen-users] 199% CPU in DomU
 

> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx 
> [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of 
> Felix Jaussi
> Sent: 15 September 2006 15:21
> To: xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-users] 199% CPU in DomU
> 
> Hi!
> 
> We have a silly Problem, we are using xen on 6 machines. Everything
> works beautiful, but one DomU sometimes takes 199 percent of CPU an
> hangs (says xm top). Only an xm destroy and recreate can 
> "reaktivate" it
> again. Normally it takes only around 25-40 percent. Sometimes 
> it happens
> 1 time per week but sometimes every day. There is no more load at
> hangtime than normal and xen writes nothing to the logfiles 
> (DomU/Dom0).

When this happens, can you access the DomU in question? Is it always the
same DomU? What does "top" inside the DomU say?

What OS are you running in DomU?

--
Mats



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