If you don't provide the CLI parameters, there's no way we can help here, sorry. So marking this as "invalid" for the QEMU project.
** Changed in: qemu Status: Incomplete => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1734810 Title: Windows guest virtual PC running abnormally slow To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-boxes/+bug/1734810/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs