== sanity test 421d: rmfid en masse ====================== 07:30:21 (1768307421)
 - open/close 577 (time 1768307437.22 total 10.04 last 57.50)
 - open/close 1191 (time 1768307447.23 total 20.05 last 61.30)
 - open/close 1915 (time 1768307457.23 total 30.05 last 72.40)
 - open/close 2599 (time 1768307467.24 total 40.06 last 68.33)
 - open/close 3413 (time 1768307477.26 total 50.08 last 81.25)
total: 4097 open/close in 59.53 seconds: 68.82 ops/second