== sanity test 421d: rmfid en masse ====================== 19:53:42 (1784591622)
 - open/close 677 (time 1784591637.02 total 10.00 last 67.69)
 - open/close 1451 (time 1784591647.02 total 20.00 last 77.39)
 - open/close 2284 (time 1784591657.02 total 30.00 last 83.28)
 - open/close 3120 (time 1784591667.03 total 40.01 last 83.53)
 - open/close 3955 (time 1784591677.04 total 50.02 last 83.47)
total: 4097 open/close in 51.69 seconds: 79.26 ops/second