== sanity test 421d: rmfid en masse ====================== 11:04:11 (1783955051)
 - open/close 565 (time 1783955067.37 total 10.00 last 56.49)
 - open/close 1139 (time 1783955077.37 total 20.01 last 57.37)
 - open/close 1750 (time 1783955087.38 total 30.01 last 61.10)
 - open/close 2413 (time 1783955097.38 total 40.01 last 66.27)
 - open/close 3041 (time 1783955107.38 total 50.02 last 62.77)
 - open/close 3683 (time 1783955117.41 total 60.04 last 64.05)
total: 4097 open/close in 66.46 seconds: 61.65 ops/second