== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 22:34:36 (1789266876)
old_iused=448
 - open/close 655 (time 1789266892.93 total 10.02 last 65.39)
total: 1000 open/close in 15.22 seconds: 65.72 ops/second
suppose current old_iused=1448
create_count=32, max_create_count=20000
 - unlinked 0 (time 1789266907 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 20 for ZFS MDS
440 
waited 1 sec, old Iused 1448, new Iused 440