== sanity test 239A: osp_sync test ======================= 23:10:34 (1708834234)
 - open/close 2319 (time 1708834246.38 total 10.00 last 231.85)
 - open/close 4372 (time 1708834256.38 total 20.00 last 205.28)
total: 5000 open/close in 23.32 seconds: 214.40 ops/second
 - unlinked 0 (time 1708834261 ; total 0 ; last 0)
total: 5000 unlinks in 15 seconds: 333.333344 unlinks/second