== sanity test 421d: rmfid en masse ====================== 11:15:29 (1790954129)
 - open/close 656 (time 1790954144.97 total 10.01 last 65.56)
 - open/close 1274 (time 1790954154.98 total 20.01 last 61.75)
 - open/close 1957 (time 1790954164.98 total 30.02 last 68.28)
 - open/close 2643 (time 1790954174.99 total 40.03 last 68.53)
 - open/close 3276 (time 1790954185.00 total 50.04 last 63.21)
 - open/close 3823 (time 1790954195.01 total 60.05 last 54.66)
total: 4097 open/close in 64.09 seconds: 63.92 ops/second