== sanity test 421d: rmfid en masse ====================== 08:13:14 (1788783194)
 - open/close 797 (time 1788783208.43 total 10.00 last 79.68)
 - open/close 1516 (time 1788783218.43 total 20.00 last 71.89)
 - open/close 2201 (time 1788783228.43 total 30.01 last 68.46)
 - open/close 2906 (time 1788783238.44 total 40.02 last 70.44)
 - open/close 3669 (time 1788783248.44 total 50.02 last 76.28)
total: 4097 open/close in 55.80 seconds: 73.42 ops/second