Den 2009-06-25 17:16, Jerry James skrev: > Interesting. I also have an x86_64 CentOS 5.3 guest running under an > x86_64 F11 host. But I don't see those spikes. What I see is a > constant, apparently very steady 12% CPU usage when the guest is idle. It might help to remove the virtual sound card, I think. /abo