== sanity test 421d: rmfid en masse ====================== 12:35:40 (1790008540)
 - open/close 762 (time 1790008555.72 total 10.01 last 76.14)
 - open/close 1479 (time 1790008565.73 total 20.02 last 71.64)
 - open/close 2337 (time 1790008575.73 total 30.02 last 85.77)
 - open/close 2920 (time 1790008585.74 total 40.03 last 58.24)
 - open/close 3550 (time 1790008595.74 total 50.03 last 63.00)
total: 4097 open/close in 58.14 seconds: 70.47 ops/second