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

Issue 2766263005: Add UMA to record WorkerThread runtime (Closed)
Patch Set: Created 3 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 71c65a7709a050c05e316c45e6510a9e3726ee60..f9b999f878c856ff4123813ed9b31e12bd4a62f2 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -80441,6 +80441,15 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
<summary>Records the exit code of WorkerThread.</summary>
</histogram>
+<histogram name="WorkerThread.Runtime" units="ms">
+ <owner>kinuko@chromium.org</owner>
+ <summary>
+ The amount of time a worker thread ran for. Starts recording when a worker
+ scheduler for the thread is created, and stops when the scheduler is shut
+ down.
+ </summary>
+</histogram>
+
<histogram name="WorkerThread.Task.Time" units="ms">
<owner>nhiroki@chromium.org</owner>
<summary>The time taken for running a worker task on WorkerThread.</summary>
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