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Unified Diff: tools/metrics/histograms/histograms.xml

Issue 1671933002: Create and pass shared-histogram-allocator from browser to renderer. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@hsm-merge
Patch Set: addressed review comments by Greg Created 4 years, 9 months ago
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Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index 50a4aef8b5450adb0ff0b5674c9c971dc4593434..3d656990e635849060b597672ad2315cbc2abb2c 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -54183,6 +54183,24 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
</summary>
</histogram>
+<histogram name="UMA.PersistentAllocator.RendererMetrics.Allocs" units="bytes">
+ <owner>bcwhite@chromium.org</owner>
+ <owner>asvitkine@chromium.org</owner>
+ <summary>
+ Size, before padding, of objects allocated from persistent memory. This is
+ updated with every allocation.
+ </summary>
+</histogram>
+
+<histogram name="UMA.PersistentAllocator.RendererMetrics.UsedPct" units="%">
+ <owner>bcwhite@chromium.org</owner>
+ <owner>asvitkine@chromium.org</owner>
+ <summary>
+ Percentage of persistent memory segment that has been allocated. This is
+ updated only once per reporting cycle.
+ </summary>
+</histogram>
+
<histogram name="UMA.PersistentAllocator.SetupMetrics.Allocs" units="bytes">
<owner>bcwhite@chromium.org</owner>
<owner>asvitkine@chromium.org</owner>
@@ -54257,6 +54275,15 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
</summary>
</histogram>
+<histogram name="UMA.SubprocessMetricsProvider.SubprocessCount" units="count">
Alexei Svitkine (slow) 2016/04/01 16:56:28 Nit: units="subprocesses"
bcwhite 2016/04/01 17:37:59 Done.
+ <owner>asvitkine@chromium.org</owner>
+ <owner>bcwhite@chromium.org</owner>
+ <summary>
+ The number of subprocesses from which persistent metrics were collected
+ during the last reporting cycle.
Alexei Svitkine (slow) 2016/04/01 16:56:28 Nit: Mention at what point this is logged.
bcwhite 2016/04/01 17:37:59 Done.
+ </summary>
+</histogram>
+
<histogram name="UMA.SyntheticTrials.Count">
<obsolete>
Deprecated as of August 2015.
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