On Wed, Dec 30, 2009 at 12:21:56PM +0000, Richard W.M. Jones wrote: > On Wed, Dec 23, 2009 at 02:23:37PM +0100, Dario Lesca wrote: > > Thanks Boris, I use F12 on my Laptop and I want run some VM for test new > > version of distro. > > KVM is generally better for laptops because of better power > management. However ... > > > Now I use qemu-kvm but each machine use 30/40% of CPU of host system. > > Is KVM enabled? > > $ /sbin/lsmod | grep kvm > kvm_intel 48184 6 > kvm 163952 1 kvm_intel > > You should see a kvm_* module. Does your laptop support hardware > virtualization? Recent hardware has much better support than the > first generation of hardware. Is it enabled in the laptop BIOS? > > > I want use XEN to see if it works better... > [...] > > then I'm looking for some thing to do after this.... > > Basically Fedora 12 doesn't support Xen as a host. Too bad, but this > is because upstream Xen people didn't get their changes into the Linux > kernel yet. > > Your options are to go back to something out of date and unsupported > (Fedora 8 IIRC was the last version of Fedora that could be used as a > Xen host). Or use KVM -- see above. Or use RHEL 5 or a derivative > where an older version of Xen is fully supported. > Fedora 12 contains Xen hypervisor and tools, only dom0 kernel is missing. There's a repository of xendom0 kernels as rpms, if you're willing to install 3rdparty/testing rpms, see: http://fedoraproject.org/wiki/Features/XenPvopsDom0 -- Pasi -- fedora-list mailing list fedora-list@xxxxxxxxxx To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-list Guidelines: http://fedoraproject.org/wiki/Communicate/MailingListGuidelines