Description of problem: The current heat docker hook used containerized openstack deployment (compute services) stops, removes and recreates all the containers on every update, irrespective of any changes to container configuration. Version-Release number of selected component (if applicable): How reproducible: Always Actual results: stops, recreates and starts all services for every update. Expected results: It should ignore the running containers/openstack services where there is no change in their configuration. Additional info: