== sanity test 421d: rmfid en masse ====================== 20:58:49 (1787792329)
 - open/close 868 (time 1787792343.56 total 10.00 last 86.77)
 - open/close 1708 (time 1787792353.56 total 20.01 last 83.96)
 - open/close 2670 (time 1787792363.57 total 30.02 last 96.12)
 - open/close 3470 (time 1787792373.58 total 40.02 last 79.97)
total: 4097 open/close in 46.78 seconds: 87.58 ops/second