== sanity test 421d: rmfid en masse ====================== 20:29:56 (1787704196)
 - open/close 653 (time 1787704210.46 total 10.01 last 65.27)
 - open/close 1356 (time 1787704220.46 total 20.01 last 70.29)
 - open/close 2010 (time 1787704230.46 total 30.01 last 65.38)
 - open/close 2727 (time 1787704240.48 total 40.03 last 71.57)
 - open/close 3430 (time 1787704250.48 total 50.03 last 70.26)
total: 4097 open/close in 59.28 seconds: 69.11 ops/second