This has been broken since newton:
https://github.com/openstack/nova/commit/74ab427d4796d8a386f84a15cc49188c2a60f8f1
This has been broken since newton:
https:/ /github. com/openstack/ nova/commit/ 74ab427d4796d8a 386f84a15cc4918 8c2a60f8f1