== sanity test 421d: rmfid en masse ====================== 12:17:04 (1786205824)
 - open/close 1194 (time 1786205837.06 total 10.01 last 119.24)
 - open/close 2416 (time 1786205847.06 total 20.02 last 122.15)
 - open/close 3646 (time 1786205857.07 total 30.03 last 122.88)
total: 4097 open/close in 33.62 seconds: 121.86 ops/second