== sanity test 421d: rmfid en masse ====================== 22:18:25 (1786414705)
 - open/close 958 (time 1786414720.88 total 10.00 last 95.76)
 - open/close 1840 (time 1786414730.89 total 20.01 last 88.17)
 - open/close 2437 (time 1786414740.89 total 30.01 last 59.69)
 - open/close 3078 (time 1786414750.89 total 40.02 last 64.06)
 - open/close 3754 (time 1786414760.91 total 50.04 last 67.46)
total: 4097 open/close in 55.12 seconds: 74.34 ops/second