bounded_4_thread_concurrent_write/multiqueue Iterations (x 10^3) Average Time (µs) 0 10 20 30 40 50 60 70 80 90 100 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 Density (a.u.) 0 2 4 6 8 10 PDF Mean "Clean" sample Mild outliers Severe outliers