3 install upgrade on remaining node
4 restartin remaining osds
15 daemons: [mon.c, mgr.x, mgr.y]
17 wait-for-healthy: false
19 daemons: [osd.8, osd.9, osd.10, osd.11]
21 wait-for-healthy: false
25 wait-for-healthy: false
28 - ceph mon enable-msgr2
32 # reduce canary pool hit set count from 32 -> 4 and do some io so that
33 # we are sure they will be trimmed post-upgrade.
36 - sudo ceph osd pool set test-hit-set-cache hit_set_count 4
37 - rados -p test-hit-set-cache bench 5 write -b 1