On Thu, Jun 18, 2009 at 01:27:25PM +0200, Andreas Jud wrote:
> Hi
>
> We are running kvm-84 on debian x64 Linux.
>
> We have serveral guest running on this host.
>
> One guest witch is running windows 2008 server and used as a terminal
> server, reboots sometimes unexpected.
>
> All what I found so far is the following error in the kernel-logfile:
> Jun 18 10:33:17 sov07l kernel: [1470365.925930] kvm_handle_exit: Breaking
> out of NMI-blocked state on VCPU 1 after 1 s timeout
> Jun 18 10:33:17 sov07l kernel: [1470365.929077] kvm_handle_exit: Breaking
> out of NMI-blocked state on VCPU 2 after 1 s timeout
> Jun 18 10:33:17 sov07l kernel: [1470365.929077] kvm_handle_exit: Breaking
> out of NMI-blocked state on VCPU 3 after 1 s timeout
>
> Does anybody have an idea what this mean? And what we could do, to make the
> system stable? resolve this error?
>
You host cpu does not support NMI injection in VMX (your Intel processor
is too old). I can't tell for sure if this is what causes w2k8 to reboot
itself, but this is possible. Does w2k8 has some kind of NMI watchdog?
--
Gleb.
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