== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 05:27:58 (1768559278)
old_iused=        447 
 - open/close 681 (time 1768559293.65 total 10.01 last 68.07)
total: 1000 open/close in 15.97 seconds: 62.60 ops/second
suppose current old_iused=1447
create_count=32, max_create_count=20000
 - unlinked 0 (time 1768559308 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 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