== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 03:24:50 (1746084290)
old_iused=2594
total: 1000 open/close in 5.27 seconds: 189.71 ops/second
suppose current old_iused=3594
create_count=32, max_create_count=20000
 - unlinked 0 (time 1746084300 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 10 for ZFS MDS
2586 
waited 1 sec, old Iused 3594, new Iused 2586