== sanity test 421d: rmfid en masse ====================== 04:24:29 (1786955069)
 - open/close 847 (time 1786955083.24 total 10.01 last 84.62)
 - open/close 1772 (time 1786955093.24 total 20.01 last 92.47)
 - open/close 2656 (time 1786955103.24 total 30.02 last 88.35)
 - open/close 3583 (time 1786955113.25 total 40.02 last 92.65)
total: 4097 open/close in 47.65 seconds: 85.98 ops/second