== sanity test 311: disable OSP precreate, and unlink should destroy objs ========================================================== 18:22:10 (1715206930)
total: 1000 open/close in 3.70 seconds: 270.20 ops/second
 - unlinked 0 (time 1715206938 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
waited 3 sec, old Iused 2600, new Iused 1637