== sanity test 421d: rmfid en masse ====================== 16:03:29 (1788293009)
 - open/close 725 (time 1788293023.39 total 10.01 last 72.45)
 - open/close 1434 (time 1788293033.40 total 20.02 last 70.83)
 - open/close 2118 (time 1788293043.41 total 30.02 last 68.34)
 - open/close 2770 (time 1788293053.42 total 40.03 last 65.16)
 - open/close 3451 (time 1788293063.42 total 50.03 last 68.09)
 - open/close 4077 (time 1788293073.42 total 60.03 last 62.58)
total: 4097 open/close in 60.34 seconds: 67.90 ops/second