On 04/19/2013 07:59 AM, Stefan Hajnoczi wrote: Hi Stefan, > BTW does the host CPU support Intel Extended Page Tables or AMD Nested > Page Tables? grep 'npt\|ept' /proc/cpuinfo > > (I think the kvm_stat is saying EPT/NPT are not in use) Host CPU has EPT. > That is virt-manager.py, exactly doing that. > Okay, I was wondering if something is causing libvirt and maybe QEMU to > act strangely. If its just virt-manager then it's probably not the > issue. We upgraded to RHEL 6.4 yesterday. Now running kernel 2.6.32-358 and qemu-kvm 0.12.1.2-2.355 . Maybe this does improve something... Best regards, Martin -- 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