== sanity test 421d: rmfid en masse ====================== 21:32:33 (1763346753)
 - open/close 650 (time 1763346767.35 total 10.01 last 64.94)
 - open/close 1304 (time 1763346777.37 total 20.03 last 65.27)
 - open/close 1915 (time 1763346787.38 total 30.03 last 61.08)
 - open/close 2563 (time 1763346797.39 total 40.04 last 64.74)
 - open/close 3210 (time 1763346807.39 total 50.05 last 64.66)
 - open/close 3895 (time 1763346817.39 total 60.05 last 68.48)
total: 4097 open/close in 62.72 seconds: 65.32 ops/second