== sanity test 421d: rmfid en masse ====================== 12:40:53 (1788799253)
 - open/close 724 (time 1788799268.73 total 10.00 last 72.39)
 - open/close 1341 (time 1788799278.75 total 20.02 last 61.57)
 - open/close 1871 (time 1788799288.75 total 30.02 last 53.00)
 - open/close 2478 (time 1788799298.75 total 40.02 last 60.70)
 - open/close 3246 (time 1788799308.76 total 50.03 last 76.73)
 - open/close 3977 (time 1788799318.76 total 60.03 last 73.10)
total: 4097 open/close in 61.45 seconds: 66.67 ops/second