== sanity test 421d: rmfid en masse ====================== 17:19:33 (1788470373)
 - open/close 549 (time 1788470389.76 total 10.01 last 54.83)
 - open/close 1200 (time 1788470399.80 total 20.05 last 64.85)
 - open/close 1847 (time 1788470409.80 total 30.06 last 64.68)
 - open/close 2564 (time 1788470419.81 total 40.06 last 71.65)
 - open/close 3269 (time 1788470429.82 total 50.07 last 70.47)
 - open/close 4027 (time 1788470439.82 total 60.07 last 75.79)
total: 4097 open/close in 61.26 seconds: 66.88 ops/second