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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/browser/download/download_stats.h" | 5 #include "content/browser/download/download_stats.h" |
6 | 6 |
7 #include "base/metrics/histogram.h" | 7 #include "base/metrics/histogram.h" |
8 #include "base/string_util.h" | 8 #include "base/string_util.h" |
9 #include "content/browser/download/download_resource_handler.h" | 9 #include "content/browser/download/download_resource_handler.h" |
10 #include "content/browser/download/interrupt_reasons.h" | 10 #include "content/browser/download/interrupt_reasons.h" |
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102 UMA_HISTOGRAM_ENUMERATION("Download.WriteLoopCount", count, 20); | 102 UMA_HISTOGRAM_ENUMERATION("Download.WriteLoopCount", count, 20); |
103 } | 103 } |
104 | 104 |
105 void RecordAcceptsRanges(const std::string& accepts_ranges, | 105 void RecordAcceptsRanges(const std::string& accepts_ranges, |
106 int64 download_len) { | 106 int64 download_len) { |
107 int64 max = 1024 * 1024 * 1024; // One Terabyte. | 107 int64 max = 1024 * 1024 * 1024; // One Terabyte. |
108 download_len /= 1024; // In Kilobytes | 108 download_len /= 1024; // In Kilobytes |
109 static const int kBuckets = 50; | 109 static const int kBuckets = 50; |
110 | 110 |
111 if (LowerCaseEqualsASCII(accepts_ranges, "none")) { | 111 if (LowerCaseEqualsASCII(accepts_ranges, "none")) { |
112 UMA_HISTOGRAM_CUSTOM_COUNTS("Download.KBytes.AcceptRangesNone", | 112 UMA_HISTOGRAM_CUSTOM_COUNTS("Download.AcceptRangesNone.KBytes", |
113 download_len, | 113 download_len, |
114 1, | 114 1, |
115 max, | 115 max, |
116 kBuckets); | 116 kBuckets); |
117 } else if (LowerCaseEqualsASCII(accepts_ranges, "bytes")) { | 117 } else if (LowerCaseEqualsASCII(accepts_ranges, "bytes")) { |
118 UMA_HISTOGRAM_CUSTOM_COUNTS("Download.KBytes.AcceptRangesBytes", | 118 UMA_HISTOGRAM_CUSTOM_COUNTS("Download.AcceptRangesBytes.KBytes", |
119 download_len, | 119 download_len, |
120 1, | 120 1, |
121 max, | 121 max, |
122 kBuckets); | 122 kBuckets); |
123 } else { | 123 } else { |
124 UMA_HISTOGRAM_CUSTOM_COUNTS("Download.KBytes.AcceptRangesMissingOrInvalid", | 124 UMA_HISTOGRAM_CUSTOM_COUNTS("Download.AcceptRangesMissingOrInvalid.KBytes", |
125 download_len, | 125 download_len, |
126 1, | 126 1, |
127 max, | 127 max, |
128 kBuckets); | 128 kBuckets); |
129 } | 129 } |
130 } | 130 } |
131 | 131 |
132 namespace { | 132 namespace { |
133 | 133 |
134 enum DownloadContent { | 134 enum DownloadContent { |
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269 | 269 |
270 void RecordOpensOutstanding(int size) { | 270 void RecordOpensOutstanding(int size) { |
271 UMA_HISTOGRAM_CUSTOM_COUNTS("Download.OpensOutstanding", | 271 UMA_HISTOGRAM_CUSTOM_COUNTS("Download.OpensOutstanding", |
272 size, | 272 size, |
273 0/*min*/, | 273 0/*min*/, |
274 (1 << 10)/*max*/, | 274 (1 << 10)/*max*/, |
275 64/*num_buckets*/); | 275 64/*num_buckets*/); |
276 } | 276 } |
277 | 277 |
278 } // namespace download_stats | 278 } // namespace download_stats |
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