== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 06:27:39 (1773656859)
old_iused=        447 
 - open/close 922 (time 1773656874.06 total 10.00 last 92.16)
total: 1000 open/close in 10.94 seconds: 91.39 ops/second
suppose current old_iused=1447
create_count=32, max_create_count=20000
 - unlinked 0 (time 1773656881 ; 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
        439  
waited 1 sec, old Iused 1447, new Iused         439