== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 13:10:39 (1772475039)
old_iused=        445 
total: 1000 open/close in 5.25 seconds: 190.53 ops/second
suppose current old_iused=1445
create_count=32, max_create_count=20000
 - unlinked 0 (time 1772475050 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 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