== sanity test 421d: rmfid en masse ====================== 14:09:14 (1786039754)
 - open/close 613 (time 1786039770.69 total 10.00 last 61.27)
 - open/close 1362 (time 1786039780.72 total 20.04 last 74.63)
 - open/close 2103 (time 1786039790.73 total 30.05 last 74.00)
 - open/close 2960 (time 1786039800.74 total 40.05 last 85.68)
 - open/close 3899 (time 1786039810.74 total 50.06 last 93.89)
total: 4097 open/close in 52.72 seconds: 77.71 ops/second