== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 08:41:32 (1786106492)
old_iused=        447
 - open/close 639 (time 1786106507.31 total 10.02 last 63.79)
total: 1000 open/close in 15.79 seconds: 63.35 ops/second
suppose current old_iused=1447
create_count=32, max_create_count=20000
 - unlinked 0 (time 1786106523 ; total 0 ; last 0)
total: 1000 unlinks in 14 seconds: 71.428574 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