== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 15:09:50 (1776193790)
old_iused=418
 - open/close 858 (time 1776193806.28 total 10.00 last 85.79)
total: 1000 open/close in 12.37 seconds: 80.83 ops/second
suppose current old_iused=1418
create_count=32, max_create_count=20000
 - unlinked 0 (time 1776193816 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 10 for ZFS MDS
410 
waited 1 sec, old Iused 1418, new Iused 410