tools/metrics/histograms/histograms.xml - Issue 2400383002: UMA histogram for longest renderer main thread usage for page save to MHTML.

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

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Issue 2400383002: UMA histogram for longest renderer main thread usage for page save to MHTML. (Closed)

Patch Set: Created 4 years, 2 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 844ae24a53c98725ecc95bdc869b12a8bf093245..66e14bde7d16a440c604febbf3d1d2f8771ce2eb 100644

--- a/tools/metrics/histograms/histograms.xml

+++ b/tools/metrics/histograms/histograms.xml

@@ -40956,6 +40956,19 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.

</histogram>

<histogram

+ name="PageSerialization.MhtmlGeneration.RendererMainThreadTime.SlowestFrame"

+ units="ms">

+ <owner>carlosk@chromium.org</owner>

+ <summary>

+ The longest time taken by the main thread of a render processes to save one

+ frame of a page being saved to MHTML. In other words this is the maximum

+ value reported in

+ PageSerialization.MhtmlGeneration.RendererMainThreadTime.SingleFrame for one

+ page save operation.

+ </summary>

+</histogram>

+<histogram

name="PageSerialization.MhtmlGeneration.SerializationTime.SingleFrame"

units="microseconds">

<owner>carlosk@chromium.org</owner>

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