== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 09:25:24 (1761312324)
old_iused=420
 - open/close 750 (time 1761312339.46 total 10.01 last 74.96)
total: 1000 open/close in 12.36 seconds: 80.90 ops/second
suppose current old_iused=1420
create_count=32, max_create_count=20000
 - unlinked 0 (time 1761312346 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
sleep 5 for ZFS MDS
sleep 5 for ZFS OST
Waiting for MDT destroys to complete
sleep 10 for ZFS MDS
412 
waited 1 sec, old Iused 1420, new Iused 412