== sanity test 239A: osp_sync test ======================= 18:15:32 (1713392132)
 - open/close 2409 (time 1713392144.27 total 10.00 last 240.90)
 - open/close 4857 (time 1713392154.27 total 20.00 last 244.73)
total: 5000 open/close in 20.57 seconds: 243.04 ops/second
 - unlinked 0 (time 1713392156 ; total 0 ; last 0)
total: 5000 unlinks in 10 seconds: 500.000000 unlinks/second