1ENDPOINT="http://confection.herokuapp.com/"
 2REQUEST_COUNT="1000"
 3THREAD_COUNT="25"
 4
 5FILENAME="$REQUEST_COUNT.$THREAD_COUNT.$(date +%s)"
 6
 7mkdir -p data
 8
 9# run apache bench performance test
10# -k means keep connections alive
11echo "/usr/sbin/ab -n $REQUEST_COUNT -c $THREAD_COUNT -g "data/$FILENAME.dat" $ENDPOINT"
12/usr/sbin/ab -n $REQUEST_COUNT -c $THREAD_COUNT -g "data/$FILENAME.dat" $ENDPOINT
13
14# ctime:  Connection Time
15# dtime:  Processing Time
16# ttime:  Total Time
17# wait:   Waiting Time
18
19mkdir -p graphs
20
21# create graph
22gnuplot << EOF
23  # output as png image
24  set terminal jpeg
25  # save file to "results.png"
26  set output "graphs/$FILENAME.png"
27  # graph title
28  set title "$REQUEST_COUNT requests on $THREAD_COUNT thread(s)"
29  # nicer aspect ratio for image size
30  set size 1,0.7
31  # y-axis grid
32  set grid y
33  # x-axis label
34  set xlabel "Request"
35  # y-axis label
36  set ylabel "Total time (ms)"
37  #'unique', 'frequency', 'cumulative', 'cnormal', 'kdensity', 'acsplines', 'csplines', 'bezier' or 'sbezier'
38  plot "data/$FILENAME.dat" using 9 smooth frequency with lines title "frequency"
39EOF
40
41echo "\nResults are in $FILENAME.png\n"