1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
|
#!/usr/bin/env python
# Copyright 2015 the V8 project authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
'''
python %prog
Convert a perf trybot JSON file into a pleasing HTML page. It can read
from standard input or via the --filename option. Examples:
cat results.json | %prog --title "ia32 results"
%prog -f results.json -t "ia32 results" -o results.html
'''
import commands
import json
import math
from optparse import OptionParser
import os
import shutil
import sys
import tempfile
PERCENT_CONSIDERED_SIGNIFICANT = 0.5
PROBABILITY_CONSIDERED_SIGNIFICANT = 0.02
PROBABILITY_CONSIDERED_MEANINGLESS = 0.05
def ComputeZ(baseline_avg, baseline_sigma, mean, n):
if baseline_sigma == 0:
return 1000.0;
return abs((mean - baseline_avg) / (baseline_sigma / math.sqrt(n)))
# Values from http://www.fourmilab.ch/rpkp/experiments/analysis/zCalc.html
def ComputeProbability(z):
if z > 2.575829: # p 0.005: two sided < 0.01
return 0
if z > 2.326348: # p 0.010
return 0.01
if z > 2.170091: # p 0.015
return 0.02
if z > 2.053749: # p 0.020
return 0.03
if z > 1.959964: # p 0.025: two sided < 0.05
return 0.04
if z > 1.880793: # p 0.030
return 0.05
if z > 1.811910: # p 0.035
return 0.06
if z > 1.750686: # p 0.040
return 0.07
if z > 1.695397: # p 0.045
return 0.08
if z > 1.644853: # p 0.050: two sided < 0.10
return 0.09
if z > 1.281551: # p 0.100: two sided < 0.20
return 0.10
return 0.20 # two sided p >= 0.20
class Result:
def __init__(self, test_name, count, hasScoreUnits, result, sigma,
master_result, master_sigma):
self.result_ = float(result)
self.sigma_ = float(sigma)
self.master_result_ = float(master_result)
self.master_sigma_ = float(master_sigma)
self.significant_ = False
self.notable_ = 0
self.percentage_string_ = ""
# compute notability and significance.
if hasScoreUnits:
compare_num = 100*self.result_/self.master_result_ - 100
else:
compare_num = 100*self.master_result_/self.result_ - 100
if abs(compare_num) > 0.1:
self.percentage_string_ = "%3.1f" % (compare_num)
z = ComputeZ(self.master_result_, self.master_sigma_, self.result_, count)
p = ComputeProbability(z)
if p < PROBABILITY_CONSIDERED_SIGNIFICANT:
self.significant_ = True
if compare_num >= PERCENT_CONSIDERED_SIGNIFICANT:
self.notable_ = 1
elif compare_num <= -PERCENT_CONSIDERED_SIGNIFICANT:
self.notable_ = -1
def result(self):
return self.result_
def sigma(self):
return self.sigma_
def master_result(self):
return self.master_result_
def master_sigma(self):
return self.master_sigma_
def percentage_string(self):
return self.percentage_string_;
def isSignificant(self):
return self.significant_
def isNotablyPositive(self):
return self.notable_ > 0
def isNotablyNegative(self):
return self.notable_ < 0
class Benchmark:
def __init__(self, name, data):
self.name_ = name
self.tests_ = {}
for test in data:
# strip off "<name>/" prefix, allowing for subsequent "/"s
test_name = test.split("/", 1)[1]
self.appendResult(test_name, data[test])
# tests is a dictionary of Results
def tests(self):
return self.tests_
def SortedTestKeys(self):
keys = self.tests_.keys()
keys.sort()
t = "Total"
if t in keys:
keys.remove(t)
keys.append(t)
return keys
def name(self):
return self.name_
def appendResult(self, test_name, test_data):
with_string = test_data["result with patch "]
data = with_string.split()
master_string = test_data["result without patch"]
master_data = master_string.split()
runs = int(test_data["runs"])
units = test_data["units"]
hasScoreUnits = units == "score"
self.tests_[test_name] = Result(test_name,
runs,
hasScoreUnits,
data[0], data[2],
master_data[0], master_data[2])
class BenchmarkRenderer:
def __init__(self, output_file):
self.print_output_ = []
self.output_file_ = output_file
def Print(self, str_data):
self.print_output_.append(str_data)
def FlushOutput(self):
string_data = "\n".join(self.print_output_)
print_output = []
if self.output_file_:
# create a file
with open(self.output_file_, "w") as text_file:
text_file.write(string_data)
else:
print(string_data)
def RenderOneBenchmark(self, benchmark):
self.Print("<h2>")
self.Print("<a name=\"" + benchmark.name() + "\">")
self.Print(benchmark.name() + "</a> <a href=\"#top\">(top)</a>")
self.Print("</h2>");
self.Print("<table class=\"benchmark\">")
self.Print("<thead>")
self.Print(" <th>Test</th>")
self.Print(" <th>Result</th>")
self.Print(" <th>Master</th>")
self.Print(" <th>%</th>")
self.Print("</thead>")
self.Print("<tbody>")
tests = benchmark.tests()
for test in benchmark.SortedTestKeys():
t = tests[test]
self.Print(" <tr>")
self.Print(" <td>" + test + "</td>")
self.Print(" <td>" + str(t.result()) + "</td>")
self.Print(" <td>" + str(t.master_result()) + "</td>")
t = tests[test]
res = t.percentage_string()
if t.isSignificant():
res = self.bold(res)
if t.isNotablyPositive():
res = self.green(res)
elif t.isNotablyNegative():
res = self.red(res)
self.Print(" <td>" + res + "</td>")
self.Print(" </tr>")
self.Print("</tbody>")
self.Print("</table>")
def ProcessJSONData(self, data, title):
self.Print("<h1>" + title + "</h1>")
self.Print("<ul>")
for benchmark in data:
if benchmark != "errors":
self.Print("<li><a href=\"#" + benchmark + "\">" + benchmark + "</a></li>")
self.Print("</ul>")
for benchmark in data:
if benchmark != "errors":
benchmark_object = Benchmark(benchmark, data[benchmark])
self.RenderOneBenchmark(benchmark_object)
def bold(self, data):
return "<b>" + data + "</b>"
def red(self, data):
return "<font color=\"red\">" + data + "</font>"
def green(self, data):
return "<font color=\"green\">" + data + "</font>"
def PrintHeader(self):
data = """<html>
<head>
<title>Output</title>
<style type="text/css">
/*
Style inspired by Andy Ferra's gist at https://gist.github.com/andyferra/2554919
*/
body {
font-family: Helvetica, arial, sans-serif;
font-size: 14px;
line-height: 1.6;
padding-top: 10px;
padding-bottom: 10px;
background-color: white;
padding: 30px;
}
h1, h2, h3, h4, h5, h6 {
margin: 20px 0 10px;
padding: 0;
font-weight: bold;
-webkit-font-smoothing: antialiased;
cursor: text;
position: relative;
}
h1 {
font-size: 28px;
color: black;
}
h2 {
font-size: 24px;
border-bottom: 1px solid #cccccc;
color: black;
}
h3 {
font-size: 18px;
}
h4 {
font-size: 16px;
}
h5 {
font-size: 14px;
}
h6 {
color: #777777;
font-size: 14px;
}
p, blockquote, ul, ol, dl, li, table, pre {
margin: 15px 0;
}
li p.first {
display: inline-block;
}
ul, ol {
padding-left: 30px;
}
ul :first-child, ol :first-child {
margin-top: 0;
}
ul :last-child, ol :last-child {
margin-bottom: 0;
}
table {
padding: 0;
}
table tr {
border-top: 1px solid #cccccc;
background-color: white;
margin: 0;
padding: 0;
}
table tr:nth-child(2n) {
background-color: #f8f8f8;
}
table tr th {
font-weight: bold;
border: 1px solid #cccccc;
text-align: left;
margin: 0;
padding: 6px 13px;
}
table tr td {
border: 1px solid #cccccc;
text-align: left;
margin: 0;
padding: 6px 13px;
}
table tr th :first-child, table tr td :first-child {
margin-top: 0;
}
table tr th :last-child, table tr td :last-child {
margin-bottom: 0;
}
</style>
</head>
<body>
"""
self.Print(data)
def PrintFooter(self):
data = """</body>
</html>
"""
self.Print(data)
def Render(opts, args):
if opts.filename:
with open(opts.filename) as json_data:
data = json.load(json_data)
else:
# load data from stdin
data = json.load(sys.stdin)
if opts.title:
title = opts.title
elif opts.filename:
title = opts.filename
else:
title = "Benchmark results"
renderer = BenchmarkRenderer(opts.output)
renderer.PrintHeader()
renderer.ProcessJSONData(data, title)
renderer.PrintFooter()
renderer.FlushOutput()
if __name__ == '__main__':
parser = OptionParser(usage=__doc__)
parser.add_option("-f", "--filename", dest="filename",
help="Specifies the filename for the JSON results "
"rather than reading from stdin.")
parser.add_option("-t", "--title", dest="title",
help="Optional title of the web page.")
parser.add_option("-o", "--output", dest="output",
help="Write html output to this file rather than stdout.")
(opts, args) = parser.parse_args()
Render(opts, args)
|