== sanity test 421d: rmfid en masse ====================== 23:08:28 (1782616108)
 - open/close 788 (time 1782616123.46 total 10.02 last 78.63)
 - open/close 1647 (time 1782616133.46 total 20.02 last 85.90)
 - open/close 2511 (time 1782616143.46 total 30.02 last 86.39)
 - open/close 3302 (time 1782616153.47 total 40.03 last 79.08)
 - open/close 4017 (time 1782616163.48 total 50.04 last 71.37)
total: 4097 open/close in 50.98 seconds: 80.37 ops/second