== sanity test 421d: rmfid en masse ====================== 12:39:08 (1787848748)
 - open/close 738 (time 1787848763.36 total 10.01 last 73.72)
 - open/close 1379 (time 1787848773.38 total 20.02 last 64.01)
 - open/close 2139 (time 1787848783.38 total 30.03 last 75.96)
 - open/close 2801 (time 1787848793.41 total 40.05 last 66.04)
 - open/close 3421 (time 1787848803.41 total 50.06 last 61.96)
total: 4097 open/close in 58.93 seconds: 69.53 ops/second