$ ceph -s cluster: id: 7025ab16-5810-4382-9318-1bd4a704ef48 health: HEALTH_WARN 1 daemons have recently crashed services: mon: 2 daemons, quorum mgmt,mon (age 3m) mgr: mgmt(active, since 47h) mds: 1 up:standby osd: 9 osds: 9 up (since 5m), 9 in (since 47h) data: pools: 1 pools, 128 pgs objects: 4 objects, 35 B usage: 9.8 GiB used, 80 GiB / 90 GiB avail pgs: 128 active+clean Ceph Crash 상태가 뜨면서 cr..