== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 06:29:04 (1787567344)
old_iused=449
 - open/close 658 (time 1787567360.06 total 10.00 last 65.79)
total: 1000 open/close in 15.30 seconds: 65.38 ops/second
suppose current old_iused=1449
create_count=32, max_create_count=20000
 - unlinked 0 (time 1787567375 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 20 for ZFS MDS
441 
waited 1 sec, old Iused 1449, new Iused 441