== sanity test 421d: rmfid en masse ====================== 11:23:22 (1786807402)
 - open/close 878 (time 1786807416.17 total 10.01 last 87.75)
 - open/close 1694 (time 1786807426.17 total 20.01 last 81.59)
 - open/close 2513 (time 1786807436.17 total 30.01 last 81.84)
 - open/close 3338 (time 1786807446.19 total 40.03 last 82.40)
total: 4097 open/close in 49.48 seconds: 82.80 ops/second