== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 02:58:14 (1768550294)
old_iused=        448 
 - open/close 659 (time 1768550308.92 total 10.01 last 65.85)
total: 1000 open/close in 15.28 seconds: 65.42 ops/second
suppose current old_iused=1448
create_count=32, max_create_count=20000
 - unlinked 0 (time 1768550322 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 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