== sanity test 239A: osp_sync test ======================= 05:35:50 (1739529350)
 - open/close 2215 (time 1739529362.30 total 10.00 last 221.42)
 - open/close 4645 (time 1739529372.30 total 20.00 last 242.98)
total: 5000 open/close in 21.67 seconds: 230.70 ops/second
 - unlinked 0 (time 1739529375 ; total 0 ; last 0)
total: 5000 unlinks in 11 seconds: 454.545441 unlinks/second