== sanity test 421d: rmfid en masse ====================== 22:50:41 (1788922241)
 - open/close 591 (time 1788922256.96 total 10.00 last 59.08)
 - open/close 1114 (time 1788922266.97 total 20.01 last 52.26)
 - open/close 1763 (time 1788922276.98 total 30.03 last 64.80)
 - open/close 2493 (time 1788922287.00 total 40.04 last 72.88)
 - open/close 3034 (time 1788922297.00 total 50.05 last 54.08)
 - open/close 3520 (time 1788922307.02 total 60.06 last 48.52)
 - open/close 4009 (time 1788922317.02 total 70.07 last 48.89)
total: 4097 open/close in 71.81 seconds: 57.06 ops/second