== sanity test 421d: rmfid en masse ====================== 10:12:41 (1787321561)
 - open/close 701 (time 1787321576.88 total 10.01 last 70.06)
 - open/close 1400 (time 1787321586.88 total 20.01 last 69.90)
 - open/close 2069 (time 1787321596.89 total 30.02 last 66.82)
 - open/close 2683 (time 1787321606.89 total 40.02 last 61.39)
 - open/close 3256 (time 1787321616.91 total 50.03 last 57.23)
 - open/close 3884 (time 1787321626.91 total 60.03 last 62.80)
total: 4097 open/close in 63.17 seconds: 64.86 ops/second