== sanity test 421d: rmfid en masse ====================== 20:33:41 (1788568421)
 - open/close 614 (time 1788568437.17 total 10.00 last 61.38)
 - open/close 1231 (time 1788568447.17 total 20.00 last 61.70)
 - open/close 1925 (time 1788568457.18 total 30.01 last 69.34)
 - open/close 2768 (time 1788568467.19 total 40.03 last 84.18)
 - open/close 3441 (time 1788568477.20 total 50.03 last 67.25)
total: 4097 open/close in 58.52 seconds: 70.01 ops/second