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1 <!-- | 1 <!-- |
2 Copyright 2013 The Chromium Authors. All rights reserved. | 2 Copyright 2013 The Chromium Authors. All rights reserved. |
3 Use of this source code is governed by a BSD-style license that can be | 3 Use of this source code is governed by a BSD-style license that can be |
4 found in the LICENSE file. | 4 found in the LICENSE file. |
5 --> | 5 --> |
6 | 6 |
7 <!-- | 7 <!-- |
8 This file is used to generate a comprehensive list of Chrome histograms along | 8 This file is used to generate a comprehensive list of Chrome histograms along |
9 with a detailed description for each histogram. | 9 with a detailed description for each histogram. |
10 | 10 |
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1086 <summary> | 1086 <summary> |
1087 Time Non-IDB LevelDBEnv slept before successfully completing this operation. | 1087 Time Non-IDB LevelDBEnv slept before successfully completing this operation. |
1088 0 means success on the first try. | 1088 0 means success on the first try. |
1089 </summary> | 1089 </summary> |
1090 </histogram> | 1090 </histogram> |
1091 | 1091 |
1092 <histogram name="Linux.GlibcVersion" enum="LinuxGlibcVersion"> | 1092 <histogram name="Linux.GlibcVersion" enum="LinuxGlibcVersion"> |
1093 <summary>The version of glibc used. (Linux only)</summary> | 1093 <summary>The version of glibc used. (Linux only)</summary> |
1094 </histogram> | 1094 </histogram> |
1095 | 1095 |
| 1096 <histogram name="Media.AudioInputController" units="ms"> |
| 1097 <summary>Measures the time taken for AudioInputController::</summary> |
| 1098 </histogram> |
| 1099 |
| 1100 <histogram name="Media.AudioOutputController" units="ms"> |
| 1101 <summary>Measures the time taken for AudioOutputController::</summary> |
| 1102 </histogram> |
| 1103 |
1096 <histogram name="Media.AudioRendererEvents" enum="AudioRendererEvents"> | 1104 <histogram name="Media.AudioRendererEvents" enum="AudioRendererEvents"> |
1097 <summary>Captures statistics for various AudioRendererImpl events.</summary> | 1105 <summary>Captures statistics for various AudioRendererImpl events.</summary> |
1098 </histogram> | 1106 </histogram> |
1099 | 1107 |
1100 <histogram name="Media.DetectedAudioCodec" enum="FFmpegCodecs"> | 1108 <histogram name="Media.DetectedAudioCodec" enum="FFmpegCodecs"> |
1101 <summary>Audio codec used in HTML5 media.</summary> | 1109 <summary>Audio codec used in HTML5 media.</summary> |
1102 </histogram> | 1110 </histogram> |
1103 | 1111 |
1104 <histogram name="Media.DetectedVideoCodec" enum="FFmpegCodecs"> | 1112 <histogram name="Media.DetectedVideoCodec" enum="FFmpegCodecs"> |
1105 <summary>Video codec used in HTML5 media.</summary> | 1113 <summary>Video codec used in HTML5 media.</summary> |
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11834 <fieldtrial name="LevelDBEnvRetryTimes" separator=""> | 11842 <fieldtrial name="LevelDBEnvRetryTimes" separator=""> |
11835 <obsolete> | 11843 <obsolete> |
11836 Deprecated 2013-04 in favor of LevelDBEnvExponentialRetryTimes. | 11844 Deprecated 2013-04 in favor of LevelDBEnvExponentialRetryTimes. |
11837 </obsolete> | 11845 </obsolete> |
11838 <group name="Rename" label="RenameFile"/> | 11846 <group name="Rename" label="RenameFile"/> |
11839 <group name="LockFile" label="LockFile"/> | 11847 <group name="LockFile" label="LockFile"/> |
11840 <affected-histogram name="LevelDBEnv.IDB.TimeTo"/> | 11848 <affected-histogram name="LevelDBEnv.IDB.TimeTo"/> |
11841 <affected-histogram name="LevelDBEnv.TimeTo"/> | 11849 <affected-histogram name="LevelDBEnv.TimeTo"/> |
11842 </fieldtrial> | 11850 </fieldtrial> |
11843 | 11851 |
| 11852 <fieldtrial name="MediaAudioInputControllerTime" separator="."> |
| 11853 <group name="CloseTime" label="Measures the time taken for DoClose()."/> |
| 11854 <group name="CreateTime" label="Measures the time taken for DoCreate()."/> |
| 11855 <group name="RecordTime" label="Measures the time taken for DoRecord()."/> |
| 11856 <affected-histogram name="Media.AudioInputController"/> |
| 11857 </fieldtrial> |
| 11858 |
| 11859 <fieldtrial name="MediaAudioOutputControllerTime" separator="."> |
| 11860 <group name="CloseTime" label="Measures the time taken for DoClose()."/> |
| 11861 <group name="CreateTime" label="Measures the time taken for DoCreate()."/> |
| 11862 <group name="DeviceChangeTime" |
| 11863 label="Measures the time taken for OnDeviceChange()."/> |
| 11864 <group name="PauseTime" label="Measures the time taken for DoPause()."/> |
| 11865 <group name="PlayTime" |
| 11866 label="Measures the time taken for DoPlay(). Technically only the |
| 11867 worker method AudioOutputController::PollAndStartIfDataReady()."/> |
| 11868 <affected-histogram name="Media.AudioOutputController"/> |
| 11869 </fieldtrial> |
| 11870 |
11844 <fieldtrial name="NetConnectivity" separator="."> | 11871 <fieldtrial name="NetConnectivity" separator="."> |
11845 <group name="53.100B" label="100 bytes of data on port 53."/> | 11872 <group name="53.100B" label="100 bytes of data on port 53."/> |
11846 <group name="53.100B.NoProxy" | 11873 <group name="53.100B.NoProxy" |
11847 label="100 bytes of data on port 53 with no proxy."/> | 11874 label="100 bytes of data on port 53 with no proxy."/> |
11848 <group name="53.1K" label="1K bytes of data on port 53."/> | 11875 <group name="53.1K" label="1K bytes of data on port 53."/> |
11849 <group name="53.1K.NoProxy" | 11876 <group name="53.1K.NoProxy" |
11850 label="1K bytes of data on port 53 with no proxy."/> | 11877 label="1K bytes of data on port 53 with no proxy."/> |
11851 <group name="53.100B.RTT" label="100 bytes of data on port 53 successfully."/> | 11878 <group name="53.100B.RTT" label="100 bytes of data on port 53 successfully."/> |
11852 <group name="53.100B.RTT.NoProxy" | 11879 <group name="53.100B.RTT.NoProxy" |
11853 label="100 bytes of data on port 53 successfully with no proxy."/> | 11880 label="100 bytes of data on port 53 successfully with no proxy."/> |
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12849 <fieldtrial name="SSLResumption"> | 12876 <fieldtrial name="SSLResumption"> |
12850 <group name="Resume_Handshake" label="Session Resumption"/> | 12877 <group name="Resume_Handshake" label="Session Resumption"/> |
12851 <group name="Full_Handshake" label="Full"/> | 12878 <group name="Full_Handshake" label="Full"/> |
12852 <affected-histogram name="Net.SSL_Connection_Latency"/> | 12879 <affected-histogram name="Net.SSL_Connection_Latency"/> |
12853 <affected-histogram name="Net.SSL_Connection_Latency_Google"/> | 12880 <affected-histogram name="Net.SSL_Connection_Latency_Google"/> |
12854 </fieldtrial> | 12881 </fieldtrial> |
12855 | 12882 |
12856 </fieldtrials> | 12883 </fieldtrials> |
12857 | 12884 |
12858 </histogram-configuration> | 12885 </histogram-configuration> |
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