[PVE-User] CPU soft lookup
l.wilke at it-betrieb.de
Sat Feb 26 21:10:21 CET 2011
* Mykel at mWare.ca wrote:
> On 11-02-26 08:30, Lars Wilke wrote:
> >I am experiencing reproducible KVM VM crashes/hangs and once a lost network
> >config, when doing backups via vzdump on the Hypervisor. Most of the time
> >the VM just got stuck and i have to shut it down via
> >qm stop. Note the problem only occurs with the VM which i am backing up and
> >sometimes with this vm when copying large files on the HV node.
> What CPU are you using? I've recently discovered that the
> 2000-series Opterons can be very unreliable under high IO loads with
> KVM. I upgraded my KVM hosts to Xeons and the problem went away
model name : Intel(R) Xeon(R) CPU E5502 @ 1.87GHz
The cpus seem to work ok. It just seems the VM freezes and thats it.
I have to use qm stop to take the vm offline.
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