== sanity test 239A: osp_sync test ======================= 11:02:15 (1713538935)
 - open/close 2181 (time 1713538947.07 total 10.00 last 218.07)
 - open/close 4156 (time 1713538957.08 total 20.00 last 197.46)
total: 5000 open/close in 24.49 seconds: 204.15 ops/second
 - unlinked 0 (time 1713538962 ; total 0 ; last 0)
total: 5000 unlinks in 16 seconds: 312.500000 unlinks/second