== sanity test 421d: rmfid en masse ====================== 10:55:51 (1774882551)
 - open/close 674 (time 1774882565.58 total 10.00 last 67.39)
 - open/close 1362 (time 1774882575.59 total 20.01 last 68.74)
 - open/close 2077 (time 1774882585.59 total 30.01 last 71.50)
 - open/close 2729 (time 1774882595.59 total 40.02 last 65.17)
 - open/close 3380 (time 1774882605.60 total 50.03 last 65.03)
 - open/close 3994 (time 1774882615.61 total 60.03 last 61.36)
total: 4097 open/close in 61.14 seconds: 67.01 ops/second