== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 21:02:53 (1767319373)
old_iused=        447 
 - open/close 768 (time 1767319390.45 total 10.01 last 76.72)
total: 1000 open/close in 12.62 seconds: 79.22 ops/second
suppose current old_iused=1447
create_count=32, max_create_count=20000
 - unlinked 0 (time 1767319400 ; 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
        439  
waited 1 sec, old Iused 1447, new Iused         439