== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 09:35:45 (1741700145)
old_iused=10633
total: 1000 open/close in 2.82 seconds: 354.72 ops/second
suppose current old_iused=11633
create_count=32, max_create_count=20000
 - unlinked 0 (time 1741700151 ; 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
10625 
waited 1 sec, old Iused 11633, new Iused 10625