== sanity test 239A: osp_sync test ======================= 18:09:40 (1746137380)
 - open/close 1946 (time 1746137392.72 total 10.00 last 194.57)
 - open/close 3692 (time 1746137402.72 total 20.01 last 174.46)
total: 5000 open/close in 28.74 seconds: 174.00 ops/second
 - unlinked 0 (time 1746137413 ; total 0 ; last 0)
total: 5000 unlinks in 17 seconds: 294.117645 unlinks/second