== sanity test 421d: rmfid en masse ====================== 12:57:51 (1787849871)
 - open/close 359 (time 1787849889.30 total 10.01 last 35.88)
 - open/close 785 (time 1787849899.30 total 20.01 last 42.58)
 - open/close 1359 (time 1787849909.31 total 30.02 last 57.35)
 - open/close 2047 (time 1787849919.31 total 40.02 last 68.79)
 - open/close 2687 (time 1787849929.32 total 50.03 last 63.94)
 - open/close 3284 (time 1787849939.32 total 60.03 last 59.70)
 - open/close 4068 (time 1787849949.33 total 70.03 last 78.40)
total: 4097 open/close in 70.47 seconds: 58.14 ops/second