Oops, I missed Chris's comment #28. Thanks. >From comment #23, the 1.4 machine type seems to be "fast", while 1.3 is slow. This doesn't make much sense, given the differences between the two machine types:
enable_compat_apic_id_mode(); .driver = "usb-tablet",\ .property = "usb_version",\ .value = stringify(1),\ .driver = "virtio-net-pci",\ .property = "ctrl_mac_addr",\ .value = "off", \ .driver = "virtio-net-pci", \ .property = "mq", \ .value = "off", \ .driver = "e1000",\ .property = "autonegotiation",\ .value = "off",\ This is why I suspected the issue was not 100% reproducible. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1100843 Title: Live Migration Causes Performance Issues To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1100843/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs