== sanity test 421d: rmfid en masse ====================== 04:29:40 (1788769780)
 - open/close 774 (time 1788769795.10 total 10.01 last 77.35)
 - open/close 1514 (time 1788769805.12 total 20.02 last 73.87)
 - open/close 2294 (time 1788769815.13 total 30.03 last 77.95)
 - open/close 3168 (time 1788769825.13 total 40.03 last 87.37)
 - open/close 3971 (time 1788769835.15 total 50.05 last 80.19)
total: 4097 open/close in 51.26 seconds: 79.92 ops/second