== sanity test 421d: rmfid en masse ====================== 06:06:28 (1785405988)
 - open/close 872 (time 1785406004.59 total 10.00 last 87.18)
 - open/close 1399 (time 1785406014.62 total 20.04 last 52.52)
 - open/close 1939 (time 1785406024.62 total 30.04 last 53.99)
 - open/close 2632 (time 1785406034.64 total 40.06 last 69.16)
 - open/close 3146 (time 1785406044.64 total 50.06 last 51.39)
 - open/close 3756 (time 1785406054.64 total 60.06 last 61.00)
total: 4097 open/close in 65.26 seconds: 62.78 ops/second