== sanity test 421d: rmfid en masse ====================== 13:54:09 (1786816449)
 - open/close 752 (time 1786816463.89 total 10.02 last 75.08)
 - open/close 1516 (time 1786816473.90 total 20.02 last 76.34)
 - open/close 2225 (time 1786816483.90 total 30.03 last 70.87)
 - open/close 2941 (time 1786816493.92 total 40.04 last 71.49)
 - open/close 3632 (time 1786816503.92 total 50.05 last 69.07)
total: 4097 open/close in 56.44 seconds: 72.59 ops/second