Failed to cleanup Ceph OSD containers using purge-docker-cluster.yml

Issue

• Failed to cleanup Ceph OSD containers using purge-docker-cluster.yml with following error

fatal: [vm123.example.com]: FAILED! => {"changed": true, "cmd": "systemctl list-units | grep \"loaded active\" | grep -oE \"ceph-osd@([0-9]{1,2}|[a-z]+).service\"", "delta": "0:00:00.018909", "end": "2018-06-17 01:01:48.647869", "msg": "non-zero return code", "rc": 1, "start": "2018-06-17 01:01:48.628960", "stderr": "", "stderr_lines": [], "stdout": "", "stdout_lines": []}