== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 21:59:03 (1788832743)
old_iused=448
 - open/close 824 (time 1788832758.31 total 10.02 last 82.23)
total: 1000 open/close in 11.99 seconds: 83.42 ops/second
suppose current old_iused=1448
create_count=32, max_create_count=20000
 - unlinked 0 (time 1788832770 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 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