== sanity test 239A: osp_sync test ======================= 23:04:01 (1713409441)
 - open/close 2441 (time 1713409452.96 total 10.00 last 244.04)
 - open/close 4812 (time 1713409462.96 total 20.01 last 237.04)
total: 5000 open/close in 20.79 seconds: 240.50 ops/second
 - unlinked 0 (time 1713409465 ; total 0 ; last 0)
total: 5000 unlinks in 11 seconds: 454.545441 unlinks/second