== sanity test 421d: rmfid en masse ====================== 19:20:44 (1787440844)
 - open/close 615 (time 1787440858.28 total 10.00 last 61.48)
 - open/close 1244 (time 1787440868.29 total 20.01 last 62.86)
 - open/close 1843 (time 1787440878.30 total 30.03 last 59.80)
 - open/close 2399 (time 1787440888.30 total 40.03 last 55.60)
 - open/close 2978 (time 1787440898.31 total 50.03 last 57.89)
 - open/close 3566 (time 1787440908.32 total 60.04 last 58.72)
 - open/close 4084 (time 1787440918.32 total 70.04 last 51.79)
total: 4097 open/close in 70.28 seconds: 58.30 ops/second