== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 18:21:38 (1775168498)
old_iused=        446 
total: 1000 open/close in 7.36 seconds: 135.84 ops/second
suppose current old_iused=1446
create_count=32, max_create_count=20000
 - unlinked 0 (time 1775168511 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 20 for ZFS MDS
        438  
waited 1 sec, old Iused 1446, new Iused         438