== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 18:09:12 (1748470152)
old_iused=444
total: 1000 open/close in 3.27 seconds: 305.69 ops/second
suppose current old_iused=1444
create_count=32, max_create_count=20000
 - unlinked 0 (time 1748470159 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 10 for ZFS MDS
436 
waited 1 sec, old Iused 1444, new Iused 436