== sanity test 421d: rmfid en masse ====================== 05:29:17 (1788600557)
 - open/close 776 (time 1788600572.03 total 10.01 last 77.50)
 - open/close 1621 (time 1788600582.03 total 20.01 last 84.49)
 - open/close 2505 (time 1788600592.04 total 30.03 last 88.30)
 - open/close 3298 (time 1788600602.05 total 40.03 last 79.25)
total: 4097 open/close in 48.63 seconds: 84.24 ops/second