== sanity test 421d: rmfid en masse ====================== 21:24:37 (1746149077)
 - open/close 1319 (time 1746149089.30 total 10.00 last 131.83)
 - open/close 2526 (time 1746149099.31 total 20.01 last 120.58)
 - open/close 3825 (time 1746149109.31 total 30.02 last 129.89)
total: 4097 open/close in 32.24 seconds: 127.08 ops/second