== sanity test 421d: rmfid en masse ====================== 14:54:53 (1776192893)
 - open/close 652 (time 1776192908.84 total 10.00 last 65.20)
 - open/close 1307 (time 1776192918.90 total 20.06 last 65.11)
 - open/close 1869 (time 1776192928.91 total 30.07 last 56.14)
 - open/close 2415 (time 1776192938.92 total 40.07 last 54.58)
 - open/close 2976 (time 1776192948.97 total 50.13 last 55.80)
 - open/close 3540 (time 1776192958.98 total 60.14 last 56.32)
total: 4097 open/close in 69.12 seconds: 59.27 ops/second