annotate contrib/perf-utils/perf-revlog-write-plot.py @ 52048:78fc666a3e94

rust-files: check for empty manifests caused by narrow Explanations inline
author Raphaël Gomès <rgomes@octobus.net>
date Wed, 02 Oct 2024 13:39:43 +0200
parents 6000f5b25c9b
children
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1 #!/usr/bin/env python3
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2 #
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3 # Copyright 2018 Paul Morelle <Paul.Morelle@octobus.net>
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4 #
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5 # This software may be used and distributed according to the terms of the
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6 # GNU General Public License version 2 or any later version.
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7 #
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8 # This script use the output of `hg perfrevlogwrite -T json --details` to draw
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9 # various plot related to write performance in a revlog
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10 #
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11 # usage: perf-revlog-write-plot.py details.json
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12 import json
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13 import re
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14
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15 import numpy as np
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16 import scipy.signal
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17
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18 from matplotlib import (
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19 pyplot as plt,
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20 ticker as mticker,
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21 )
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22
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23
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24 def plot(data, title=None):
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25 items = {}
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26 re_title = re.compile(r'^revisions #\d+ of \d+, rev (\d+)$')
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27 for item in data:
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28 m = re_title.match(item['title'])
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29 if m is None:
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30 continue
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31
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32 rev = int(m.group(1))
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33 items[rev] = item
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34
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35 min_rev = min(items.keys())
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36 max_rev = max(items.keys())
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37 ary = np.empty((2, max_rev - min_rev + 1))
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38 for rev, item in items.items():
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39 ary[0][rev - min_rev] = rev
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40 ary[1][rev - min_rev] = item['wall']
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41
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42 fig = plt.figure()
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43 comb_plt = fig.add_subplot(211)
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44 other_plt = fig.add_subplot(212)
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45
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46 comb_plt.plot(
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47 ary[0], np.cumsum(ary[1]), color='red', linewidth=1, label='comb'
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48 )
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49
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50 plots = []
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51 p = other_plt.plot(ary[0], ary[1], color='red', linewidth=1, label='wall')
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52 plots.append(p)
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53
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54 colors = {
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55 10: ('green', 'xkcd:grass green'),
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56 100: ('blue', 'xkcd:bright blue'),
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57 1000: ('purple', 'xkcd:dark pink'),
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58 }
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59 for n, color in colors.items():
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60 avg_n = np.convolve(ary[1], np.full(n, 1.0 / n), 'valid')
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61 p = other_plt.plot(
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62 ary[0][n - 1 :],
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63 avg_n,
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64 color=color[0],
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65 linewidth=1,
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66 label='avg time last %d' % n,
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67 )
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68 plots.append(p)
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69
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70 med_n = scipy.signal.medfilt(ary[1], n + 1)
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71 p = other_plt.plot(
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72 ary[0],
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73 med_n,
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74 color=color[1],
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75 linewidth=1,
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76 label='median time last %d' % n,
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77 )
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78 plots.append(p)
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79
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80 formatter = mticker.ScalarFormatter()
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81 formatter.set_scientific(False)
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82 formatter.set_useOffset(False)
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83
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84 comb_plt.grid()
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85 comb_plt.xaxis.set_major_formatter(formatter)
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86 comb_plt.legend()
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87
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88 other_plt.grid()
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89 other_plt.xaxis.set_major_formatter(formatter)
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90 leg = other_plt.legend()
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91 leg2plot = {}
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92 for legline, plot in zip(leg.get_lines(), plots):
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93 legline.set_picker(5)
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94 leg2plot[legline] = plot
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95
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96 def onpick(event):
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97 legline = event.artist
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98 plot = leg2plot[legline]
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99 visible = not plot[0].get_visible()
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100 for l in plot:
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101 l.set_visible(visible)
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102
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103 if visible:
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104 legline.set_alpha(1.0)
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105 else:
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106 legline.set_alpha(0.2)
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107 fig.canvas.draw()
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108
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109 if title is not None:
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110 fig.canvas.set_window_title(title)
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111 fig.canvas.mpl_connect('pick_event', onpick)
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112
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113 plt.show()
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114
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115
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116 if __name__ == '__main__':
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117 import sys
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118
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119 if len(sys.argv) > 1:
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120 print('reading from %r' % sys.argv[1])
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121 with open(sys.argv[1], 'r') as fp:
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122 plot(json.load(fp), title=sys.argv[1])
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123 else:
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124 print('reading from stdin')
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125 plot(json.load(sys.stdin))