== sanity test 421d: rmfid en masse ====================== 06:53:02 (1788691982)
 - open/close 474 (time 1788691998.42 total 10.00 last 47.39)
 - open/close 1003 (time 1788692008.42 total 20.00 last 52.88)
 - open/close 1539 (time 1788692018.42 total 30.01 last 53.58)
 - open/close 1990 (time 1788692028.48 total 40.07 last 44.84)
 - open/close 2489 (time 1788692038.49 total 50.07 last 49.88)
 - open/close 2974 (time 1788692048.49 total 60.08 last 48.47)
 - open/close 3499 (time 1788692058.50 total 70.08 last 52.47)
 - open/close 4088 (time 1788692068.51 total 80.09 last 58.83)
total: 4097 open/close in 80.20 seconds: 51.09 ops/second