== sanity test 421d: rmfid en masse ====================== 10:22:17 (1788877337)
 - open/close 600 (time 1788877350.36 total 10.00 last 60.00)
 - open/close 1279 (time 1788877360.37 total 20.01 last 67.84)
 - open/close 2029 (time 1788877370.37 total 30.02 last 74.94)
 - open/close 2751 (time 1788877380.39 total 40.03 last 72.11)
 - open/close 3458 (time 1788877390.39 total 50.03 last 70.70)
total: 4097 open/close in 58.95 seconds: 69.49 ops/second