Le Tue, Mar 20, 2012 at 11:45:41AM +0200, Gleb Natapov ecrivait : > > This is without -no-hpet :) Also I hope you are not measuring time while haaaaa yes, sorry for the mistake. > tracing since it supposed to be slower. Can you please try to run with > -cpu host,-hypervisor and -no-hpet and see if times are better. I use libvirt to start the VM, do you know how to modify the xml file to have this option generated (I know for the -no-hpet, but not for other) ? If not, I capture the command and modify it to run directly. David. -- 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