== sanity test 239A: osp_sync test ======================= 15:54:51 (1709067291)
 - open/close 1333 (time 1709067303.23 total 10.02 last 133.03)
 - open/close 2457 (time 1709067313.24 total 20.03 last 112.28)
 - open/close 3572 (time 1709067323.24 total 30.04 last 111.43)
 - open/close 4731 (time 1709067333.25 total 40.05 last 115.79)
total: 5000 open/close in 43.11 seconds: 116.00 ops/second
 - unlinked 0 (time 1709067338 ; total 0 ; last 0)
total: 5000 unlinks in 23 seconds: 217.391312 unlinks/second