== sanity test 421d: rmfid en masse ====================== 03:55:15 (1785398115)
 - open/close 831 (time 1785398131.95 total 10.02 last 82.97)
 - open/close 1647 (time 1785398141.97 total 20.03 last 81.47)
 - open/close 2559 (time 1785398151.98 total 30.04 last 91.11)
 - open/close 3469 (time 1785398162.00 total 40.07 last 90.76)
total: 4097 open/close in 49.47 seconds: 82.82 ops/second