== sanity test 239A: osp_sync test ======================= 19:57:19 (1746143839)
 - open/close 1277 (time 1746143852.15 total 10.00 last 127.69)
 - open/close 2643 (time 1746143862.15 total 20.00 last 136.58)
 - open/close 4088 (time 1746143872.16 total 30.01 last 144.44)
total: 5000 open/close in 35.64 seconds: 140.28 ops/second
 - unlinked 0 (time 1746143879 ; total 0 ; last 0)
total: 5000 unlinks in 17 seconds: 294.117645 unlinks/second