== sanity test 421d: rmfid en masse ====================== 13:24:07 (1785086647)
 - open/close 774 (time 1785086662.10 total 10.01 last 77.34)
 - open/close 1573 (time 1785086672.10 total 20.01 last 79.88)
 - open/close 2319 (time 1785086682.11 total 30.02 last 74.55)
 - open/close 3171 (time 1785086692.12 total 40.02 last 85.14)
 - open/close 3842 (time 1785086702.13 total 50.03 last 67.04)
total: 4097 open/close in 53.65 seconds: 76.37 ops/second