== sanity test 421d: rmfid en masse ====================== 23:48:02 (1789271282)
 - open/close 668 (time 1789271298.19 total 10.03 last 66.63)
 - open/close 1388 (time 1789271308.21 total 20.04 last 71.90)
 - open/close 2171 (time 1789271318.21 total 30.04 last 78.29)
 - open/close 2974 (time 1789271328.22 total 40.05 last 80.25)
 - open/close 3732 (time 1789271338.22 total 50.05 last 75.78)
total: 4097 open/close in 54.84 seconds: 74.70 ops/second