== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 17:02:14 (1787605334)
old_iused=449
 - open/close 603 (time 1787605350.85 total 10.03 last 60.13)
total: 1000 open/close in 18.29 seconds: 54.68 ops/second
suppose current old_iused=1449
create_count=32, max_create_count=20000
 - unlinked 0 (time 1787605368 ; 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
441 
waited 1 sec, old Iused 1449, new Iused 441