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51 lines
1.1 KiB
51 lines
1.1 KiB
#! /usr/bin/env python |
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import sys |
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import os |
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quantize = 100 |
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max_rtt = 5000 |
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f = open(sys.argv[1]) |
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distribution = {} |
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num_messages = 0 |
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for i in range(0, max_rtt, quantize): |
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distribution[i] = 0 |
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for line in f: |
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time = int(line.split('\t')[1]) |
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if (time < 0 or time > max_rtt - quantize): continue |
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num_messages += 1 |
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time /= quantize |
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time *= quantize |
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distribution[time] += 1 |
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f = open('round_trip_distribution.log', 'w+') |
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for k, v in distribution.items(): |
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print >>f, '%f %d' % ((k + (quantize / 2)) / 1000.0, v) |
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f.close(); |
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f = open('round_trip_distribution.gnuplot', 'w+') |
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f.write(''' |
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set term png size 1200,700 |
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set title "Message round trip times" |
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set terminal postscript |
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set ylabel "# of requests" |
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set xlabel "Round trip time (seconds)" |
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set grid |
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set style fill solid border -1 pattern 2 |
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set output "round_trip_distribution.ps" |
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set boxwidth %f |
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plot "round_trip_distribution.log" using 1:2 title "requests" with boxes |
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set terminal png small |
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set output "round_trip_distribution.png" |
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replot |
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''' % (float(quantize) / 1000.0)) |
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f.close() |
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os.system('gnuplot round_trip_distribution.gnuplot'); |
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