[libvirt-users] cpu0 unhandled rdmsr:

[Christophe Dumont]

Thanks for the tip!

Le mer. 16 janv. 2019 à 10:07, Daniel P. Berrangé <berrange at redhat.com> a
écrit :

> On Wed, Jan 16, 2019 at 09:42:21AM +0100, Christophe Dumont wrote:
> > Hello,
> >
> > Do you know what this means :
> >
> > kvm: 2918: cpu0 unhandled rdmsr: 0x345
> > kvm: 2918: cpu0 unhandled rdmsr: 0x1c9
> > kvm: 2918: cpu0 unhandled rdmsr: 0x1a6
> > kvm: 2918: cpu0 unhandled rdmsr: 0x1a7
> > kvm: 2918: cpu0 unhandled rdmsr: 0x3f6
> > tap110i0: no IPv6 routers present
> > kvm: 2952: cpu0 unhandled rdmsr: 0x345
> > kvm: 2952: cpu0 unhandled rdmsr: 0x1c9
> > kvm: 2952: cpu0 unhandled rdmsr: 0x1a6
> > kvm: 2952: cpu0 unhandled rdmsr: 0x1a7
> > kvm: 2952: cpu0 unhandled rdmsr: 0x3f6
> >
> > I think it causes instability, we had to reboot the server twice and a
> > backup script still fails.
>
> KVM has a whitelist of MSRs that it handles. These messages show
> that the guest has been doing reads on various MSRs that KVM does
> not support. These can sometimes be the the cause of bugs, but
> others may be harmless. Best to report these to the KVM community,
> with details about your host hardware CPU models, and what guest
> OS you are running
>
>
> Regards,
> Daniel
> --
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>


-- 
Christophe Dumont
4, Passage du Lycée
38000 Grenoble
0633475733
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