# ceph -s
    cluster 67cc8cd8-3055-4ffb-9c4c-c530ecef024b
     health HEALTH_ERR
            49 pgs are stuck inactive for more than 300 seconds
            49 pgs stale
            49 pgs stuck stale
            1 requests are blocked > 32 sec
            mds rank 0 has failed
            mds cluster is degraded
     monmap e1: 1 mons at {cube=192.168.1.10:6789/0}
            election epoch 22, quorum 0 cube
      fsmap e193: 0/1/1 up, 1 failed
     osdmap e6868: 6 osds: 5 up, 5 in; 22 remapped pgs
            flags sortbitwise,require_jewel_osds
      pgmap v276929: 312 pgs, 2 pools, 5159 GB data, 1307 kobjects
            8595 GB used, 5230 GB / 13826 GB avail
                 263 active+clean
                  49 stale+active+clean