== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 04:50:39 (1761123039)
old_iused=420
 - open/close 780 (time 1761123053.50 total 10.00 last 77.99)
total: 1000 open/close in 12.84 seconds: 77.88 ops/second
suppose current old_iused=1420
create_count=32, max_create_count=20000
 - unlinked 0 (time 1761123062 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 10 for ZFS MDS
412 
waited 1 sec, old Iused 1420, new Iused 412