Hi Jim, On Tue, Oct 18, 2011 at 12:34:23PM +0100, Jim wrote: > I've worked with KVM for quite a while now but have come across a > problem when trying to run some W2K8R2 VMs where I want to also run > Hyper-V on those VMs - nested virtualization. > > I've researched and checked the obvious AMD processor with the enable > nested flag, running a kvm guest with the nesting support enabled etc. > which did allow me to add the Hyper-V role to the VM but when it > reboots, the machine hardware lists a problem with the VM machine bus > and no hyper-v VMs can be created. Can you share the qemu command line you used to start the VM? > From what I've read through from lurking on the list and reading the > archives, I'm not sure whether the problem is that KVM is not ready to > support Hyper-V yet or if I'm doing it wrong. > > I'd be very thankful if someone could say if I'm hoping for too much > right now or point me where to go to find some details on what I'm > doing wrong and how to do it right. I also had issues with Hyper-V. But at least the root-domain should boot up without problems. I also started a Linux guest inside but that got stuck at some point in the kernel boot process. I havn't debugged that further yet, though. Joerg -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html