== sanity test 239A: osp_sync test ======================= 17:22:55 (1722547375)
 - open/close 1718 (time 1722547387.52 total 10.00 last 171.78)
 - open/close 3836 (time 1722547397.52 total 20.00 last 211.77)
total: 5000 open/close in 25.35 seconds: 197.20 ops/second
 - unlinked 0 (time 1722547404 ; total 0 ; last 0)
total: 5000 unlinks in 13 seconds: 384.615387 unlinks/second