== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 17:34:25 (1787866465)
old_iused=        449
 - open/close 998 (time 1787866480.79 total 10.00 last 99.77)
total: 1000 open/close in 10.01 seconds: 99.87 ops/second
suppose current old_iused=1449
create_count=32, max_create_count=20000
 - unlinked 0 (time 1787866487 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 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