== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 17:52:55 (1781301175)
old_iused=422
 - open/close 778 (time 1781301191.24 total 10.01 last 77.69)
total: 1000 open/close in 12.60 seconds: 79.34 ops/second
suppose current old_iused=1422
create_count=32, max_create_count=20000
 - unlinked 0 (time 1781301202 ; total 1 ; last 1)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 10 for ZFS MDS
414 
waited 1 sec, old Iused 1422, new Iused 414