== sanity test 421d: rmfid en masse ====================== 12:09:31 (1790698171)
 - open/close 625 (time 1790698187.09 total 10.04 last 62.24)
 - open/close 1217 (time 1790698197.10 total 20.05 last 59.13)
 - open/close 1831 (time 1790698207.10 total 30.05 last 61.39)
 - open/close 2482 (time 1790698217.11 total 40.06 last 65.04)
 - open/close 3216 (time 1790698227.14 total 50.09 last 73.21)
 - open/close 3856 (time 1790698237.15 total 60.11 last 63.88)
total: 4097 open/close in 63.32 seconds: 64.71 ops/second