== sanity test 421d: rmfid en masse ====================== 18:19:24 (1776205164)
 - open/close 656 (time 1776205178.26 total 10.01 last 65.55)
 - open/close 1283 (time 1776205188.28 total 20.02 last 62.61)
 - open/close 1980 (time 1776205198.29 total 30.03 last 69.62)
 - open/close 2638 (time 1776205208.29 total 40.04 last 65.76)
 - open/close 3266 (time 1776205218.31 total 50.05 last 62.72)
 - open/close 3849 (time 1776205228.31 total 60.06 last 58.27)
total: 4097 open/close in 63.92 seconds: 64.10 ops/second