bounded_2_thread_concurrent_mixio/multiqueue Iterations (x 10^3) Average Time (ns) 0 20 40 60 80 100 120 140 160 180 50 100 150 200 250 Density (a.u.) 0 0.01 0.02 0.03 0.04 0.05 0.06 PDF Mean "Clean" sample Mild outliers Severe outliers