== sanity test 421d: rmfid en masse ====================== 02:06:36 (1790748396)
 - open/close 557 (time 1790748411.66 total 10.02 last 55.57)
 - open/close 1132 (time 1790748421.66 total 20.03 last 57.49)
 - open/close 1778 (time 1790748431.66 total 30.03 last 64.58)
 - open/close 2354 (time 1790748441.68 total 40.04 last 57.51)
 - open/close 2998 (time 1790748451.69 total 50.06 last 64.32)
 - open/close 3695 (time 1790748461.69 total 60.06 last 69.66)
total: 4097 open/close in 66.48 seconds: 61.62 ops/second