== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 19:27:56 (1786750076)
old_iused=        445
 - open/close 708 (time 1786750091.52 total 10.00 last 70.77)
total: 1000 open/close in 14.35 seconds: 69.67 ops/second
suppose current old_iused=1445
create_count=32, max_create_count=20000
 - unlinked 0 (time 1786750105 ; 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
        437 
waited 1 sec, old Iused 1445, new Iused         437