== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 22:42:13 (1789267333)
old_iused=446
 - open/close 626 (time 1789267348.44 total 10.00 last 62.60)
total: 1000 open/close in 17.36 seconds: 57.59 ops/second
suppose current old_iused=1446
create_count=32, max_create_count=20000
 - unlinked 0 (time 1789267364 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 20 for ZFS MDS
438 
waited 1 sec, old Iused 1446, new Iused 438