== sanity test 239A: osp_sync test ======================= 17:36:29 (1722548189)
 - open/close 1520 (time 1722548201.25 total 10.00 last 151.96)
 - open/close 3291 (time 1722548211.25 total 20.01 last 176.98)
total: 5000 open/close in 29.52 seconds: 169.40 ops/second
 - unlinked 0 (time 1722548222 ; total 0 ; last 0)
total: 5000 unlinks in 14 seconds: 357.142853 unlinks/second