["", "[{\"placement\": {\"host_pattern\": \"*\"}, \"service_name\": \"crash\", \"service_type\": \"crash\"}, {\"placement\": {\"hosts\": [\"compute-0\"]}, \"service_id\": \"cephfs\", \"service_name\": \"mds.cephfs\", \"service_type\": \"mds\"}, {\"placement\": {\"hosts\": [\"compute-0\"]}, \"service_name\": \"mgr\", \"service_type\": \"mgr\"}, {\"placement\": {\"hosts\": [\"compute-0\"]}, \"service_name\": \"mon\", \"service_type\": \"mon\"}, {\"placement\": {\"hosts\": [\"compute-0\"]}, \"service_id\": \"default_drive_group\", \"service_name\": \"osd.default_drive_group\", \"service_type\": \"osd\", \"spec\": {\"data_devices\": {\"paths\": [\"/dev/ceph_vg0/ceph_lv0\", \"/dev/ceph_vg1/ceph_lv1\", \"/dev/ceph_vg2/ceph_lv2\"]}, \"filter_logic\": \"AND\", \"objectstore\": \"bluestore\"}}, {\"networks\": [\"192.168.122.0/24\"], \"placement\": {\"hosts\": [\"compute-0\"]}, \"service_id\": \"rgw\", \"service_name\": \"rgw.rgw\", \"service_type\": \"rgw\", \"spec\": {\"rgw_frontend_port\": 8082}}]"]