[ovirt-users] kvm vcpu0 unhandled rdmsr

[Yaniv Kaul]

On Sun, Apr 3, 2016 at 10:07 PM, gregor <gregor_forum at catrix.at> wrote:

> Update: The problem occur when a VM reboots.
> When I change the CPU Type from default "Intel Haswell-noTSX" to
> "Westmere" the error is gone.
>

The error ""kvm ... vcpu0 unhandled rdmsr ..." is quite harmless.
I assume you are running the latest qemu/kvm packages.
Can you ensure NX is enabled on your host?
In any case, this is most likely a qemu/kvm issue - the command line of the
VM and information regarding the qemu packages and host versions will be
needed.
Y.


>
> But which CPU type is now the best so I don't lose performance.
>
> Host CPU: Intel(R) Xeon(R) CPU E5-2603 v3 @ 1.60GHz
>
> regards
> gregor
>
> On 03/04/16 20:36, gregor wrote:
> > Hi,
> >
> > on one Host I get very often the message
> >
> > "kvm ... vcpu0 unhandled rdmsr ..."
> >
> > When this occurs some VM's are stuck. Really bad is this for an Windows
> > Server 2012 R2 VM which stucks so heavy that the VM is getting corrupt
> > and the VM is unable to boot anymore and a Windows Recovery in any way
> > didn't help. Therefor I had to reinstall the VM, this works for some
> > day's but now the VM is still damaged. So I can't use Windows Server
> > 2012 R2 on this machine but the customer needs it and I have some days
> > to ship it to my customer. So I have to decide to stay on oVirt or use
> > another product. Besides, oVirt run on my others hosts (without Windows
> > VM) very well since a long time.
> > On a CentOS 7 VM I have similar problems where the NIC is getting
> > offline sometime + the XFS filesystems get some errors and I have to fix
> > this in recovery mode.
> >
> > oVirt: 3.6.4.1-1.el7.centos
> > machine: HP ProLiant ML110 Gen9
> > VM's: 3 CentOS 7 and one Windows Server 2012 R2
> >
> > I hope somebody can help.
> >
> > regards
> > gregor
> > _______________________________________________
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> > Users at ovirt.org
> > http://lists.ovirt.org/mailman/listinfo/users
> >
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