== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 22:19:20 (1787710760)
old_iused=448
 - open/close 785 (time 1787710774.19 total 10.00 last 78.49)
total: 1000 open/close in 12.85 seconds: 77.85 ops/second
suppose current old_iused=1448
create_count=32, max_create_count=20000
 - unlinked 0 (time 1787710783 ; 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
440 
waited 1 sec, old Iused 1448, new Iused 440