== sanity test 421d: rmfid en masse ====================== 13:33:04 (1782235984)
 - open/close 574 (time 1782235999.05 total 10.01 last 57.35)
 - open/close 1134 (time 1782236009.07 total 20.03 last 55.85)
 - open/close 1704 (time 1782236019.10 total 30.06 last 56.84)
 - open/close 2302 (time 1782236029.12 total 40.08 last 59.72)
 - open/close 2902 (time 1782236039.12 total 50.08 last 59.95)
 - open/close 3499 (time 1782236049.13 total 60.09 last 59.67)
 - open/close 4087 (time 1782236059.16 total 70.12 last 58.60)
total: 4097 open/close in 70.29 seconds: 58.29 ops/second