== sanity test 239A: osp_sync test ======================= 23:20:17 (1708834817)
 - open/close 2395 (time 1708834829.31 total 10.00 last 239.46)
 - open/close 4588 (time 1708834839.31 total 20.01 last 219.22)
total: 5000 open/close in 21.99 seconds: 227.37 ops/second
 - unlinked 0 (time 1708834842 ; total 0 ; last 0)
total: 5000 unlinks in 14 seconds: 357.142853 unlinks/second