== sanity test 421d: rmfid en masse ====================== 19:13:56 (1787872436)
 - open/close 667 (time 1787872451.13 total 10.01 last 66.66)
 - open/close 1300 (time 1787872461.14 total 20.02 last 63.24)
 - open/close 1852 (time 1787872471.15 total 30.03 last 55.15)
 - open/close 2406 (time 1787872481.16 total 40.04 last 55.34)
 - open/close 3012 (time 1787872491.18 total 50.05 last 60.51)
 - open/close 3649 (time 1787872501.18 total 60.06 last 63.64)
total: 4097 open/close in 67.35 seconds: 60.83 ops/second