== sanity test 421d: rmfid en masse ====================== 12:52:41 (1780332761)
 - open/close 593 (time 1780332776.76 total 10.01 last 59.26)
 - open/close 1247 (time 1780332786.77 total 20.01 last 65.37)
 - open/close 1927 (time 1780332796.78 total 30.02 last 67.94)
 - open/close 2613 (time 1780332806.79 total 40.03 last 68.53)
 - open/close 3230 (time 1780332816.79 total 50.03 last 61.67)
 - open/close 3854 (time 1780332826.81 total 60.05 last 62.29)
total: 4097 open/close in 63.89 seconds: 64.12 ops/second