GY> The RequestStateChange() doesn't work for me on LXC domain now, GY> for an example, if I update GY> ComputerSystem.06_paused_active_suspend.py for LXC support, the GY> tc will report error below: For which states? All of them? GY> Test with Pegasus: GY> ERROR - Exception: (1, u'CIM_ERR_FAILED: Domain not running') GY> ERROR - Unable to suspend dom DomST1 using RequestedStateChange() GY> InvokeMethod(RequestStateChange): CIM_ERR_FAILED: Domain not running LXC certainly doesn't support the paused state. All you should be able to do is go from disabled to enabled and back to disabled. Does this not work for you? The code path for Xen and LXC should be identical here. -- Dan Smith IBM Linux Technology Center Open Hypervisor Team email: danms@us.ibm.com