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1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
2 <!-- | 2 <!-- |
3 Copyright 2015 The Chromium Authors. All rights reserved. | 3 Copyright 2015 The Chromium Authors. All rights reserved. |
4 Use of this source code is governed by a BSD-style license that can be | 4 Use of this source code is governed by a BSD-style license that can be |
5 found in the LICENSE file. | 5 found in the LICENSE file. |
6 --> | 6 --> |
7 | 7 |
8 <link rel="import" href="/tracing/base/range.html"> | 8 <link rel="import" href="/tracing/base/range.html"> |
9 <link rel="import" href="/tracing/mre/function_handle.html"> | 9 <link rel="import" href="/tracing/mre/function_handle.html"> |
10 <link rel="import" href="/tracing/value/histogram.html"> | 10 <link rel="import" href="/tracing/value/histogram.html"> |
11 <link rel="import" href="/tracing/value/unit.html"> | 11 <link rel="import" href="/tracing/value/unit.html"> |
12 | 12 |
13 <script> | 13 <script> |
14 'use strict'; | 14 'use strict'; |
15 | 15 |
16 tr.exportTo('pi.m', function() { | 16 tr.exportTo('pi.m', function() { |
17 var COUNT_NUMERIC_BUILDER = tr.v.NumericBuilder.createLinear( | 17 var COUNT_BOUNDARIES = tr.v.HistogramBinBoundaries.createLinear(0, 5e4, 20); |
18 tr.v.Unit.byName.unitlessNumber, tr.b.Range.fromExplicitRange(0, 50000), | |
19 20); | |
20 | 18 |
21 function traceStatsFunction(result, model) { | 19 function traceStatsFunction(result, model) { |
22 var canonicalUrl = model.canonicalUrl; | 20 var canonicalUrl = model.canonicalUrl; |
23 var eventCount = 0; | 21 var eventCount = 0; |
24 var firstTime = Number.MAX_VALUE; | 22 var firstTime = Number.MAX_VALUE; |
25 var lastTime = 0; | 23 var lastTime = 0; |
26 var categories = {}; | 24 var categories = {}; |
27 | 25 |
28 var seconds_counts = {}; | 26 var seconds_counts = {}; |
29 for (var event of model.getDescendantEvents()) { | 27 for (var event of model.getDescendantEvents()) { |
(...skipping 10 matching lines...) Expand all Loading... |
40 | 38 |
41 categories[event.category]++; | 39 categories[event.category]++; |
42 | 40 |
43 var second = Math.round(event.start / 1000); | 41 var second = Math.round(event.start / 1000); |
44 if (seconds_counts[second] === undefined) | 42 if (seconds_counts[second] === undefined) |
45 seconds_counts[second] = 0; | 43 seconds_counts[second] = 0; |
46 | 44 |
47 seconds_counts[second]++; | 45 seconds_counts[second]++; |
48 } | 46 } |
49 | 47 |
50 var histogram = COUNT_NUMERIC_BUILDER.build(); | 48 var histogram = new tr.v.Histogram( |
| 49 tr.v.Unit.byName.count, COUNT_BOUNDARIES); |
51 | 50 |
52 for (var second in seconds_counts) | 51 for (var second in seconds_counts) |
53 histogram.add(seconds_counts[second]); | 52 histogram.add(seconds_counts[second]); |
54 | 53 |
55 var stats = { | 54 var stats = { |
56 totalEvents: eventCount, | 55 totalEvents: eventCount, |
57 firstTimeInMS: firstTime, | 56 firstTimeInMS: firstTime, |
58 lastTimeInMS: lastTime, | 57 lastTimeInMS: lastTime, |
59 durationInMS: lastTime - firstTime, | 58 durationInMS: lastTime - firstTime, |
60 eventsPerSecond: eventCount / (lastTime - firstTime) * 1000, | 59 eventsPerSecond: eventCount / (lastTime - firstTime) * 1000, |
61 categories: categories, | 60 categories: categories, |
62 events_seconds: histogram.asDict() | 61 events_seconds: histogram.asDict() |
63 }; | 62 }; |
64 | 63 |
65 result.addPair('stats', stats); | 64 result.addPair('stats', stats); |
66 } | 65 } |
67 | 66 |
68 tr.mre.FunctionRegistry.register(traceStatsFunction); | 67 tr.mre.FunctionRegistry.register(traceStatsFunction); |
69 | 68 |
70 //Exporting for tests. | 69 //Exporting for tests. |
71 return { | 70 return { |
72 traceStatsFunctionForTest: traceStatsFunction | 71 traceStatsFunctionForTest: traceStatsFunction |
73 }; | 72 }; |
74 }); | 73 }); |
75 </script> | 74 </script> |
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