== sanity test 421d: rmfid en masse ====================== 06:01:59 (1787824919)
 - open/close 929 (time 1787824933.37 total 10.01 last 92.85)
 - open/close 1858 (time 1787824943.38 total 20.01 last 92.86)
 - open/close 2778 (time 1787824953.38 total 30.02 last 91.94)
 - open/close 3693 (time 1787824963.39 total 40.02 last 91.46)
total: 4097 open/close in 44.39 seconds: 92.29 ops/second