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

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Issue 1906523002: cc: Add UMA histogram for the number of render surfaces (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Address review comments Created 4 years, 8 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 37d05ea340390ae72400e703fefb34020bb07dcf..80ab100513aa4b8d1657e881d47ccf0d145bd642 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -5428,6 +5428,23 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
</summary>
</histogram>
+<histogram name="Compositing.Browser.NumActiveLayers" units="layers">
+ <owner>paint-dev@chromium.org</owner>
+ <summary>
+ The number of layers in the active tree for each compositor frame. This is
+ logged once per frame, before the frame is drawn (in a browser process).
+ </summary>
+</histogram>
+
+<histogram name="Compositing.Browser.NumRenderSurfaces" units="surfaces">
+ <owner>paint-dev@chromium.org</owner>
+ <summary>
+ The number of render surfaces in the render surface layer list. Recorded
+ each time the render surface layer list is constructed (in a browser
+ process).
+ </summary>
+</histogram>
+
<histogram name="Compositing.Browser.PictureMemoryUsageKb" units="KB">
<owner>paint-dev@chromium.org</owner>
<summary>
@@ -5540,6 +5557,10 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
</histogram>
<histogram name="Compositing.NumActiveLayers">
+ <obsolete>
+ Deprecated 04/2016, replaced by similar metrics under Compositing.Renderer
+ and Compositing.Browser, depending on which process it occurs in.
+ </obsolete>
<owner>dneto@chromium.org</owner>
<summary>
The number of layers in the active tree for each compositor frame. This is
@@ -5646,6 +5667,23 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
</summary>
</histogram>
+<histogram name="Compositing.Renderer.NumActiveLayers" units="layers">
+ <owner>paint-dev@chromium.org</owner>
+ <summary>
+ The number of layers in the active tree for each compositor frame. This is
+ logged once per frame, before the frame is drawn (in a renderer process).
+ </summary>
+</histogram>
+
+<histogram name="Compositing.Renderer.NumRenderSurfaces" units="surfaces">
+ <owner>paint-dev@chromium.org</owner>
+ <summary>
+ The number of render surfaces in the render surface layer list. Recorded
+ each time the render surface layer list is constructed (in a renderer
+ process).
+ </summary>
+</histogram>
+
<histogram name="Compositing.Renderer.PictureMemoryUsageKb" units="KB">
<owner>paint-dev@chromium.org</owner>
<summary>
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