== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 18:28:16 (1741904896)
old_iused=10597
total: 1000 open/close in 2.39 seconds: 417.56 ops/second
suppose current old_iused=11597
create_count=32, max_create_count=20000
 - unlinked 0 (time 1741904902 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 10 for ZFS MDS
10589 
waited 1 sec, old Iused 11597, new Iused 10589