Gnuplot Produced by GNUPLOT 5.3 patchlevel 0 0 1 2 3 4 5 6 7 8 11 11.2 11.4 11.6 11.8 12 12.2 12.4 12.6 12.8 0 1 2 3 4 5 6 7 Iterations (x 106) Density (a.u.) Average time (ns) sort/Unstable/10 PDF PDF Mean Mean "Clean" sample "Clean" sample Mild outliers Mild outliers Severe outliers Severe outliers gnuplot_plot_6 gnuplot_plot_7 gnuplot_plot_8 gnuplot_plot_9