== sanity test 239A: osp_sync test ======================= 22:06:31 (1746151591)
 - open/close 1331 (time 1746151603.61 total 10.01 last 133.00)
 - open/close 2694 (time 1746151613.61 total 20.01 last 136.28)
 - open/close 3932 (time 1746151623.62 total 30.01 last 123.73)
total: 5000 open/close in 38.49 seconds: 129.91 ops/second
 - unlinked 0 (time 1746151633 ; total 0 ; last 0)
total: 5000 unlinks in 22 seconds: 227.272720 unlinks/second