== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 11:49:14 (1776268154)
old_iused=422
 - open/close 696 (time 1776268171.02 total 10.02 last 69.49)
total: 1000 open/close in 14.57 seconds: 68.64 ops/second
suppose current old_iused=1422
create_count=32, max_create_count=20000
 - unlinked 0 (time 1776268184 ; 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
414 
waited 1 sec, old Iused 1422, new Iused 414