== sanity test 421d: rmfid en masse ====================== 00:17:04 (1787890624)
 - open/close 593 (time 1787890639.01 total 10.01 last 59.25)
 - open/close 1260 (time 1787890649.02 total 20.02 last 66.63)
 - open/close 1828 (time 1787890659.03 total 30.03 last 56.76)
 - open/close 2425 (time 1787890669.04 total 40.04 last 59.64)
 - open/close 3024 (time 1787890679.04 total 50.04 last 59.88)
 - open/close 3744 (time 1787890689.05 total 60.04 last 71.96)
total: 4097 open/close in 65.40 seconds: 62.64 ops/second