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Re: [Xen-users] dom0 hangs in xen 4.0.1-rc3-pre

To: Jia Rao <rickenrao@xxxxxxxxx>
Subject: Re: [Xen-users] dom0 hangs in xen 4.0.1-rc3-pre
From: Andreas Kinzler <ml-xen-users@xxxxxx>
Date: Sat, 25 Sep 2010 14:12:30 +0200
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On 24.09.2010 06:22, Jia Rao wrote:
I saw reproducible hangs in dom0 when the system is under heavy load.
four dom0s share a nfs server for domU images. a total number of 24 domUs (6
domUs on each dom0). When the system under heavy load, busy processing
e-commerce requests, one or two of the dom0s hanged. no input can be
accepted and reboot is necessary.
Anyone had the same experience? The causes I can come up are following:

Please post your hardware (mainboard, chipset, CPU, RAID controller).
I have found a severe problem on Lynnfield systems.

Regards Andreas

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