== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 14:26:46 (1780338406)
old_iused=        449
 - open/close 572 (time 1780338421.84 total 10.01 last 57.13)
total: 1000 open/close in 16.79 seconds: 59.54 ops/second
suppose current old_iused=1449
create_count=32, max_create_count=20000
 - unlinked 0 (time 1780338437 ; 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
        441 
waited 1 sec, old Iused 1449, new Iused         441