== sanity test 421d: rmfid en masse ====================== 01:07:10 (1790744830)
 - open/close 521 (time 1790744846.32 total 10.02 last 52.00)
 - open/close 1114 (time 1790744856.32 total 20.02 last 59.29)
 - open/close 1692 (time 1790744866.32 total 30.02 last 57.80)
 - open/close 2301 (time 1790744876.33 total 40.03 last 60.84)
 - open/close 2785 (time 1790744886.33 total 50.04 last 48.39)
 - open/close 3242 (time 1790744896.34 total 60.04 last 45.69)
 - open/close 3790 (time 1790744906.34 total 70.05 last 54.75)
total: 4097 open/close in 74.92 seconds: 54.68 ops/second