== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 03:18:05 (1786951085)
old_iused=        447
 - open/close 840 (time 1786951101.61 total 10.00 last 83.99)
total: 1000 open/close in 12.56 seconds: 79.61 ops/second
suppose current old_iused=1447
create_count=32, max_create_count=20000
 - unlinked 0 (time 1786951114 ; total 1 ; last 1)
total: 1000 unlinks in 9 seconds: 111.111115 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