just curious, can't you just test processes, I mean like this (from your favourite shell say) on unixlike 

 
% cat run
for i in {1..$1}
do
    cpu-intensive-task &
done
wait
% for t in 100 200 300; do time run $t; done # and plot the results

[download]
cheers --stephan

In reply to Re^2: System Performance by sgt
in thread System Performance by Massyn

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