== sanity test 421d: rmfid en masse ====================== 23:22:50 (1787714570)
 - open/close 711 (time 1787714585.75 total 10.00 last 71.07)
 - open/close 1403 (time 1787714595.76 total 20.01 last 69.13)
 - open/close 2124 (time 1787714605.76 total 30.02 last 72.09)
 - open/close 2926 (time 1787714615.77 total 40.03 last 80.13)
 - open/close 3606 (time 1787714625.77 total 50.03 last 67.96)
total: 4097 open/close in 56.47 seconds: 72.55 ops/second