[fedora-virt] Slow Jerky Guests

[Tom Horsley]

On Mon, 20 Dec 2010 14:03:32 +0100
Michael Kuerschner wrote:

> Hope you have some ideas to speed up the kvm system.

There is a possibility that it has nothing to do with kvm
but instead is an X problem with the kernel mode settings
stuff. Is there one or more "kslowd" kernel processes
accumulating lots of cpu time on your system? If so, might
be suffering from:

https://bugzilla.redhat.com/show_bug.cgi?id=649960

It made my whole system jerky (including the virtual
machines) till I found the magic module option to disable
polling.