Hi, I have no problem with my cluster before but when upgraded from 15.2.11 to 16.2.0 one of my ceph monitor service does not work. I have looked at the service log but cant figure it out. Can someone have any idea what could be wrong with that monitor service? Here is the service attached log. Regards root@ceph100:~# ceph orch ps NAME HOST STATUS REFRESHED AGE PORTS VERSION IMAGE ID CONTAINER ID alertmanager.ceph100 ceph100 running (102m) 7m ago 3d - 0.20.0 0881eb8f169f b62ac302b319 crash.ceph100 ceph100 running (102m) 7m ago 3d - 16.2.0 24ecd6d5f14c e786dc48b429 crash.ceph101 ceph101 running (99m) 5m ago 3d - 16.2.0 24ecd6d5f14c a2cefd673a5f crash.ceph102 ceph102 running (101m) 7m ago 3d - 16.2.0 24ecd6d5f14c f9f8a337ba43 grafana.ceph100 ceph100 running (102m) 7m ago 3d - 6.7.4 80728b29ad3f 60381a67b6a2 mgr.ceph100.abnyjw ceph100 running (102m) 7m ago 3d *:8443 *:9283 16.2.1 c757e4a3636b 67f98b3ad44d mgr.ceph102.qqcrik ceph102 running (101m) 7m ago 8h *:8443 *:9283 16.2.1 c757e4a3636b 00a6eeb2a9eb mon.ceph100 ceph100 running (102m) 7m ago 3d - 16.2.0 24ecd6d5f14c 6bce0a137567 mon.ceph101 ceph101 stopped 5m ago 3d - <unknown> <unknown> <unknown> mon.ceph102 ceph102 running (101m) 7m ago 3d - 16.2.0 24ecd6d5f14c 9ca0e1c7ecd9 node-exporter.ceph100 ceph100 running (102m) 7m ago 3d - 0.18.1 e5a616e4b9cf b8ae7aa0fae1 node-exporter.ceph101 ceph101 running (99m) 5m ago 3d - 0.18.1 e5a616e4b9cf 945cdd081979 node-exporter.ceph102 ceph102 running (101m) 7m ago 3d - 0.18.1 e5a616e4b9cf d9a967358fbe osd.0 ceph100 running (101m) 7m ago 3d - 16.2.0 24ecd6d5f14c 8f74ba97c27e osd.1 ceph100 running (101m) 7m ago 3d - 16.2.0 24ecd6d5f14c fe0eed6a2cf4 osd.2 ceph101 running (99m) 5m ago 3d - 16.2.0 24ecd6d5f14c 1fd53036a139 osd.3 ceph101 running (99m) 5m ago 3d - 16.2.0 24ecd6d5f14c 329496f3a03e osd.4 ceph102 running (101m) 7m ago 3d - 16.2.0 24ecd6d5f14c cb16b76f0fc4 osd.5 ceph102 running (101m) 7m ago 3d - 16.2.0 24ecd6d5f14c c5d4e56812af prometheus.ceph100 ceph100 running (102m) 7m ago 3d - 2.18.1 de242295e225 b3f1c51d7136