== sanity test 421d: rmfid en masse ====================== 03:55:55 (1787039755)
 - open/close 936 (time 1787039769.36 total 10.00 last 93.58)
 - open/close 1814 (time 1787039779.37 total 20.02 last 87.68)
 - open/close 2633 (time 1787039789.38 total 30.02 last 81.87)
 - open/close 3512 (time 1787039799.38 total 40.02 last 87.88)
total: 4097 open/close in 46.25 seconds: 88.58 ops/second