2016-12-28 03:15:00,890 monitor.py 65 DEBUG start ping to host overcloud-novacompute-1.ool-virtual1 (ip=192.0.2.5) 2016-12-28 03:16:05,292 monitor.py 74 INFO doctor monitor detected at 1482894965.29 2016-12-28 03:16:05,960 monitor.py 76 INFO ping timeout, quit monitoring...