== sanity test 239A: osp_sync test ======================= 18:32:13 (1746138733)
 - open/close 1513 (time 1746138745.49 total 10.00 last 151.29)
 - open/close 2849 (time 1746138755.49 total 20.00 last 133.58)
 - open/close 4200 (time 1746138765.49 total 30.00 last 135.07)
total: 5000 open/close in 35.43 seconds: 141.14 ops/second
 - unlinked 0 (time 1746138772 ; total 0 ; last 0)
total: 5000 unlinks in 19 seconds: 263.157898 unlinks/second