== sanity test 421d: rmfid en masse ====================== 17:26:47 (1786570007)
 - open/close 1025 (time 1786570020.26 total 10.01 last 102.44)
 - open/close 2000 (time 1786570030.26 total 20.01 last 97.49)
 - open/close 3039 (time 1786570040.27 total 30.01 last 103.88)
 - open/close 4075 (time 1786570050.27 total 40.01 last 103.57)
total: 4097 open/close in 40.22 seconds: 101.85 ops/second