== sanity test 421d: rmfid en masse ====================== 15:10:37 (1790104237)
 - open/close 746 (time 1790104253.29 total 10.00 last 74.57)
 - open/close 1440 (time 1790104263.30 total 20.01 last 69.38)
 - open/close 2105 (time 1790104273.30 total 30.01 last 66.49)
 - open/close 2724 (time 1790104283.30 total 40.01 last 61.87)
 - open/close 3307 (time 1790104293.31 total 50.02 last 58.24)
 - open/close 4050 (time 1790104303.33 total 60.04 last 74.18)
total: 4097 open/close in 60.53 seconds: 67.68 ops/second