3 - [mon.a, mgr.x, osd.0, osd.1, osd.2, client.0]
11 - (CACHE_POOL_NO_HIT_SET)
17 osd max object name len: 460
18 osd max object namespace len: 64
21 - ceph osd pool create ec-ca 1 1
22 - ceph osd pool create ec 1 1 erasure default
23 - ceph osd pool application enable ec rados
24 - ceph osd tier add ec ec-ca
25 - ceph osd tier cache-mode ec-ca readproxy
26 - ceph osd tier set-overlay ec ec-ca
27 - ceph osd pool set ec-ca hit_set_type bloom
28 - ceph osd pool set-quota ec-ca max_bytes 20480000
29 - ceph osd pool set-quota ec max_bytes 20480000
30 - ceph osd pool set ec-ca target_max_bytes 20480000
31 - timeout 30 rados -p ec-ca bench 30 write || true
32 - ceph osd pool set-quota ec-ca max_bytes 0
33 - ceph osd pool set-quota ec max_bytes 0