== sanity test 421d: rmfid en masse ====================== 16:50:22 (1787345422)
 - open/close 820 (time 1787345436.26 total 10.00 last 81.98)
 - open/close 1624 (time 1787345446.26 total 20.00 last 80.39)
 - open/close 2413 (time 1787345456.26 total 30.01 last 78.87)
 - open/close 3166 (time 1787345466.26 total 40.01 last 75.29)
 - open/close 4044 (time 1787345476.27 total 50.01 last 87.76)
total: 4097 open/close in 50.75 seconds: 80.73 ops/second