On 03/04/13 03:51, yue wrote: Hi, > i use libvirt-python call shutdownFlags, but it can not assure VM can be > shutdown. > how to make shutdownFlags call work? install or configure something? > thanks There are two ways how the shutdown API works: 1) by default an ACPI shutdown event is emitted by qemu and the guests ACPI daemon is responsible for taking down the host. Some linux distros don't install it by default in minimal installations, so you may need to do this manually. 2) In case you have a guest agent configured, you have to start the guest agent in the guest OS.