== sanity test 421d: rmfid en masse ====================== 02:18:53 (1786083533)
 - open/close 549 (time 1786083549.12 total 10.00 last 54.89)
 - open/close 1123 (time 1786083559.13 total 20.01 last 57.36)
 - open/close 1750 (time 1786083569.13 total 30.02 last 62.65)
 - open/close 2340 (time 1786083579.14 total 40.02 last 58.96)
 - open/close 3068 (time 1786083589.15 total 50.04 last 72.72)
 - open/close 3816 (time 1786083599.16 total 60.04 last 74.75)
total: 4097 open/close in 63.93 seconds: 64.09 ops/second