== sanity test 421d: rmfid en masse ====================== 01:05:57 (1773205557)
 - open/close 786 (time 1773205572.15 total 10.01 last 78.54)
 - open/close 1375 (time 1773205582.16 total 20.02 last 58.85)
 - open/close 1995 (time 1773205592.16 total 30.02 last 61.99)
 - open/close 2800 (time 1773205602.16 total 40.03 last 80.44)
 - open/close 3485 (time 1773205612.18 total 50.04 last 68.43)
total: 4097 open/close in 57.55 seconds: 71.19 ops/second