== sanity test 421d: rmfid en masse ====================== 04:07:20 (1786176440)
 - open/close 757 (time 1786176455.17 total 10.01 last 75.65)
 - open/close 1528 (time 1786176465.17 total 20.01 last 77.08)
 - open/close 2317 (time 1786176475.18 total 30.02 last 78.84)
 - open/close 3130 (time 1786176485.19 total 40.02 last 81.25)
 - open/close 3931 (time 1786176495.19 total 50.03 last 80.07)
total: 4097 open/close in 52.12 seconds: 78.61 ops/second