[databases] openstack03 [keystone] openstack03 [glance-controller] openstack03 [horizon] openstack03 [rabbitmq] openstack03 [memcached] openstack03 [neutron-controller] openstack03 physical_interface_mappings=provider:enp4s0f0 [nova-controller] openstack03 [cinder-controller] openstack03 [cinder-storage] openstack03 storage_volume=/dev/sdb1 openstack04 storage_volume=/dev/sdb1 [nova-compute] openstack03 physical_interface_mappings=provider:enp4s0f0 openstack04 physical_interface_mappings=provider:enp4s0f0