== sanity test 421d: rmfid en masse ====================== 12:55:18 (1787590518)
 - open/close 878 (time 1787590532.42 total 10.01 last 87.72)
 - open/close 1800 (time 1787590542.42 total 20.01 last 92.19)
 - open/close 2779 (time 1787590552.42 total 30.02 last 97.85)
 - open/close 3672 (time 1787590562.43 total 40.02 last 89.25)
total: 4097 open/close in 44.69 seconds: 91.68 ops/second