== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 10:23:31 (1789136611)
old_iused=447
 - open/close 827 (time 1789136627.51 total 10.01 last 82.63)
total: 1000 open/close in 12.60 seconds: 79.34 ops/second
suppose current old_iused=1447
create_count=32, max_create_count=20000
 - unlinked 0 (time 1789136638 ; total 0 ; last 0)
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 20 for ZFS MDS
439 
waited 1 sec, old Iused 1447, new Iused 439