== sanity test 239A: osp_sync test ======================= 03:30:28 (1746084628)
 - open/close 1881 (time 1746084640.78 total 10.00 last 188.08)
 - open/close 4291 (time 1746084650.78 total 20.00 last 240.95)
total: 5000 open/close in 22.28 seconds: 224.46 ops/second
 - unlinked 0 (time 1746084654 ; total 0 ; last 0)
total: 5000 unlinks in 8 seconds: 625.000000 unlinks/second