== sanity test 421d: rmfid en masse ====================== 17:25:11 (1784237111)
 - open/close 831 (time 1784237125.10 total 10.00 last 83.10)
 - open/close 1695 (time 1784237135.10 total 20.01 last 86.35)
 - open/close 2570 (time 1784237145.10 total 30.01 last 87.50)
 - open/close 3388 (time 1784237155.11 total 40.01 last 81.78)
total: 4097 open/close in 48.75 seconds: 84.04 ops/second