== sanity test 421d: rmfid en masse ====================== 20:05:03 (1781222703)
 - open/close 1370 (time 1781222715.96 total 10.01 last 136.92)
 - open/close 2682 (time 1781222725.96 total 20.01 last 131.11)
 - open/close 3968 (time 1781222735.97 total 30.01 last 128.59)
total: 4097 open/close in 30.92 seconds: 132.49 ops/second