4 gnuplot
<<_EOF_ >/dev/null 2>&1
7 set format x "%Y/%m/%d"
8 set timefmt '%Y/%m/%d-%H:%M'
9 set xlabel 'Date (YYYY/MM/DD)' 0,-3
10 set ylabel 'Throughput (Requests/Second)'
11 set terminal png small size $4 color
14 plot '$1' using 1:2 title '$3' w l