== sanity test 421d: rmfid en masse ====================== 23:22:48 (1788751368)
 - open/close 827 (time 1788751382.33 total 10.01 last 82.63)
 - open/close 1599 (time 1788751392.34 total 20.02 last 77.12)
 - open/close 2425 (time 1788751402.35 total 30.03 last 82.53)
 - open/close 3252 (time 1788751412.35 total 40.03 last 82.67)
 - open/close 4018 (time 1788751422.36 total 50.04 last 76.52)
total: 4097 open/close in 51.03 seconds: 80.29 ops/second