== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 08:08:04 (1787141284)
old_iused=        445
 - open/close 842 (time 1787141302.13 total 10.00 last 84.17)
total: 1000 open/close in 11.78 seconds: 84.92 ops/second
suppose current old_iused=1445
create_count=32, max_create_count=20000
 - unlinked 0 (time 1787141312 ; 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
        437 
waited 1 sec, old Iused 1445, new Iused         437