5 - but it is still running
6 - objects unfound and apparently lost
13 - sudo ceph osd pool create base 4
14 - sudo ceph osd pool application enable base rados
15 - sudo ceph osd pool create cache 4
16 - sudo ceph osd tier add base cache
17 - sudo ceph osd tier cache-mode cache writeback
18 - sudo ceph osd tier set-overlay base cache
19 - sudo ceph osd pool set cache hit_set_type bloom
20 - sudo ceph osd pool set cache hit_set_count 8
21 - sudo ceph osd pool set cache hit_set_period 3600
22 - sudo ceph osd pool set cache target_max_objects 250