== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 17:32:26 (1776202346)
old_iused=421
 - open/close 809 (time 1776202361.77 total 10.00 last 80.89)
total: 1000 open/close in 13.42 seconds: 74.53 ops/second
suppose current old_iused=1421
create_count=32, max_create_count=20000
 - unlinked 0 (time 1776202372 ; 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 10 for ZFS MDS
413 
waited 1 sec, old Iused 1421, new Iused 413