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From: Vadim Rozenfeld <vrozenfe@redhat.com>
Date: Tue, 29 Oct 2013 23:11:47 +1100
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Subject: Re: [Qemu-devel] kvm/hyper-v: obtaining client machine id
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To: Peter Lieven <pl@kamp.de>
Cc: qemu-devel@nongnu.org, Gleb Natapov <gleb@redhat.com>

On Tue, 2013-10-29 at 10:40 +0100, Peter Lieven wrote:
> On 29.10.2013 10:03, Vadim Rozenfeld wrote:
> >
> > ----- Original Message -----
> > From: "Peter Lieven" <pl@kamp.de>
> > To: "Gleb Natapov" <gleb@redhat.com>, "Vadim Rozenfeld" <vrozenfe@redhat.com>, qemu-devel@nongnu.org
> > Sent: Monday, October 28, 2013 6:50:31 PM
> > Subject: [Qemu-devel] kvm/hyper-v: obtaining client machine id
> >
> > Hi,
> >
> > do you know if it is possible to obtain the client machine id of a Windows vServer via
> > a Hyper-V hypercall? I would need an information to check vServer activations against
> > our KMS.
> >
> > Hi Peter,
> >
> > WMI SoftwareLicensingService should be able to do it
> > http://msdn.microsoft.com/en-us/library/cc534597%28v=vs.85%29.aspx
> > Vadim.
> Sorry, I don't see how to get this information via a Hyper-V MSR?!
Yes, there is no such MSR. But you probably don't need it in any case.
If you need to collect CMIDs you can access WMI data on remote
computers. Alternatively, you can write a small application to obtain
CMID locally and pass it to host via virtio-serial port.

Vadim.
 
> 
> Peter
> >
> >
> > Thanks,
> > Peter
> >
> 
>