12 - volumes: # attached to each instance
19 - wrongly marked me down
25 - sudo ceph osd pool create base 4
26 - sudo ceph osd pool create cache 4
27 - sudo ceph osd tier add base cache
28 - sudo ceph osd tier cache-mode cache writeback
29 - sudo ceph osd tier set-overlay base cache
30 - sudo ceph osd pool set cache hit_set_type bloom
31 - sudo ceph osd pool set cache hit_set_count 8
32 - sudo ceph osd pool set cache hit_set_period 60
33 - sudo ceph osd pool set cache target_max_objects 500
39 - sudo ceph osd tier cache-mode cache proxy
41 - sudo ceph osd pool set cache cache_target_full_ratio .001
42 - echo cache-try-flush-evict-all
43 - rados -p cache cache-try-flush-evict-all
45 - echo cache-flush-evict-all
46 - rados -p cache cache-flush-evict-all
49 - sudo ceph osd tier remove-overlay base
51 - echo add writeback overlay
52 - sudo ceph osd tier cache-mode cache writeback
53 - sudo ceph osd pool set cache cache_target_full_ratio .8
54 - sudo ceph osd tier set-overlay base cache
56 - sudo ceph osd tier cache-mode cache readproxy