== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 20:54:34 (1780966474)
old_iused=417
 - open/close 623 (time 1780966489.90 total 10.01 last 62.26)
total: 1000 open/close in 15.96 seconds: 62.64 ops/second
suppose current old_iused=1417
create_count=32, max_create_count=20000
 - unlinked 0 (time 1780966502 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 10 for ZFS MDS
409 
waited 1 sec, old Iused 1417, new Iused 409