== sanity test 421d: rmfid en masse ====================== 16:18:30 (1787861910)
 - open/close 825 (time 1787861925.38 total 10.02 last 82.38)
 - open/close 1705 (time 1787861935.39 total 20.02 last 87.94)
 - open/close 2546 (time 1787861945.40 total 30.03 last 84.02)
 - open/close 3470 (time 1787861955.41 total 40.05 last 92.27)
total: 4097 open/close in 47.35 seconds: 86.52 ops/second