== sanity test 421d: rmfid en masse ====================== 17:12:21 (1776201141)
 - open/close 596 (time 1776201157.07 total 10.02 last 59.48)
 - open/close 1208 (time 1776201167.07 total 20.02 last 61.19)
 - open/close 1797 (time 1776201177.10 total 30.05 last 58.75)
 - open/close 2396 (time 1776201187.12 total 40.07 last 59.76)
 - open/close 2974 (time 1776201197.13 total 50.08 last 57.74)
 - open/close 3588 (time 1776201207.16 total 60.10 last 61.27)
total: 4097 open/close in 68.92 seconds: 59.45 ops/second