== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 02:34:19 (1779690859)
old_iused=        448
 - open/close 986 (time 1779690872.58 total 10.00 last 98.59)
total: 1000 open/close in 10.17 seconds: 98.34 ops/second
suppose current old_iused=1448
create_count=32, max_create_count=20000
 - unlinked 0 (time 1779690878 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 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