== sanity test 421d: rmfid en masse ====================== 21:07:43 (1786410463)
 - open/close 721 (time 1786410477.89 total 10.01 last 72.01)
 - open/close 1367 (time 1786410487.91 total 20.03 last 64.51)
 - open/close 2141 (time 1786410497.91 total 30.03 last 77.37)
 - open/close 2950 (time 1786410507.91 total 40.04 last 80.86)
 - open/close 3668 (time 1786410517.92 total 50.04 last 71.79)
total: 4097 open/close in 56.00 seconds: 73.16 ops/second