== sanity test 239A: osp_sync test ======================= 08:02:52 (1713528172)
 - open/close 2505 (time 1713528183.65 total 10.00 last 250.46)
 - open/close 4958 (time 1713528193.66 total 20.00 last 245.23)
total: 5000 open/close in 20.17 seconds: 247.87 ops/second
 - unlinked 0 (time 1713528195 ; total 0 ; last 0)
total: 5000 unlinks in 8 seconds: 625.000000 unlinks/second