== sanity test 421d: rmfid en masse ====================== 12:32:07 (1789144327)
 - open/close 590 (time 1789144344.10 total 10.00 last 58.97)
 - open/close 1369 (time 1789144354.10 total 20.01 last 77.84)
 - open/close 2150 (time 1789144364.11 total 30.02 last 78.05)
 - open/close 2756 (time 1789144374.12 total 40.02 last 60.57)
 - open/close 3304 (time 1789144384.14 total 50.04 last 54.69)
 - open/close 3856 (time 1789144394.15 total 60.06 last 55.12)
total: 4097 open/close in 63.17 seconds: 64.85 ops/second