== sanity test 239A: osp_sync test ======================= 23:16:06 (1745464566)
 - open/close 2254 (time 1745464578.02 total 10.00 last 225.34)
 - open/close 4526 (time 1745464588.03 total 20.01 last 227.14)
total: 5000 open/close in 22.00 seconds: 227.29 ops/second
 - unlinked 0 (time 1745464591 ; total 0 ; last 0)
total: 5000 unlinks in 9 seconds: 555.555542 unlinks/second