== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 13:46:49 (1790790409)
old_iused=1000
 - open/close 647 (time 1790790425.00 total 10.02 last 64.56)
total: 1000 open/close in 15.47 seconds: 64.65 ops/second
suppose current old_iused=2000
create_count=32, max_create_count=20000
 - unlinked 0 (time 1790790439 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 20 for ZFS MDS
992 
waited 1 sec, old Iused 2000, new Iused 992