Thanks for taking the time to report this bug and make Ubuntu better. I've not sseen this behavior locally using virtio back-ends in Lucid. I wonder whether the software raid could have something to do with it. Is there any way you could hook up another disk, without raid, and try to reproduce?
** Changed in: kvm (Ubuntu) Status: New => Incomplete ** Changed in: kvm (Ubuntu) Importance: Undecided => High -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to kvm in ubuntu. https://bugs.launchpad.net/bugs/703811 Title: kvm guest's cpu usage with virtio storage driver goes up to 100% because of flush process -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs