Hi, Are you running ntp in the host or timekeeping in the guest? If so, is the guest clock close to what current time should be?
Also, can you try adding this option: -global mc146818rtc.lost_tick_policy=slew -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu in Ubuntu. https://bugs.launchpad.net/bugs/1318830 Title: High CPU usage on windows virtual machine To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1318830/+subscriptions -- 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