== sanity test 421d: rmfid en masse ====================== 08:16:35 (1782735395)
 - open/close 823 (time 1782735409.53 total 10.00 last 82.29)
 - open/close 1595 (time 1782735419.54 total 20.02 last 77.08)
 - open/close 2427 (time 1782735429.54 total 30.02 last 83.19)
 - open/close 3183 (time 1782735439.57 total 40.05 last 75.36)
 - open/close 3843 (time 1782735449.58 total 50.06 last 65.94)
total: 4097 open/close in 54.67 seconds: 74.94 ops/second