== sanity test 421d: rmfid en masse ====================== 14:26:50 (1790792810)
 - open/close 746 (time 1790792825.11 total 10.00 last 74.57)
 - open/close 1455 (time 1790792835.11 total 20.00 last 70.90)
 - open/close 2089 (time 1790792845.12 total 30.01 last 63.36)
 - open/close 2596 (time 1790792855.13 total 40.03 last 50.62)
 - open/close 3191 (time 1790792865.13 total 50.03 last 59.50)
 - open/close 3925 (time 1790792875.15 total 60.05 last 73.26)
total: 4097 open/close in 61.92 seconds: 66.17 ops/second