bounded_4_thread_concurrent_write/rwlock_vec Iterations (x 10^3) Average Time (ns) 0 20 40 60 80 100 120 140 160 100 200 300 400 500 600 700 Density (a.u.) 0 0.005 0.01 0.015 0.02 0.025 PDF Mean "Clean" sample Mild outliers Severe outliers