On Thu, Jun 11, 2015 at 3:51 AM, Daniel P. Berrange <berrange(a)redhat.com>
wrote:
On Thu, Jun 11, 2015 at 09:17:30AM +0100, Daniel P. Berrange wrote:
> On Thu, Jun 11, 2015 at 01:51:33PM +0800, zhang bo wrote:
> > Different OSes have different capabilities and behaviors sometimes. We
have to distinguish them then.
> >
> > For example, our clients want to send NMI interrupts to certain
guests(eg.Linux distributions), but not others(eg.Windows guests).
> > They want to acquire the list below:
> > guest1: RHEL 7
> > guest2: RHEL 7
> > guest3: Ubuntu 12
> > guest4: Ubuntu 13
> > guest5: Windows 7
> > ......
> >
> > AFAIK, neither libvirt nor openstack, nor qemu, have such capbility of
showing these guest OS infos.
> > Libvirt now supports to show host capabilities and driver capability,
but not an individual guest OS's capibility. We may refer to
> >
http://libvirt.org/formatdomaincaps.html for more information.
> >
Hello. I wrote a utility a few years ago to detect which OS is running in
each qemu VM under libvirt via memory probing. I have not touched the code
in a few years. YMMV.