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Issue 1891913002: Support saving browser metrics to disk and reading them during next run. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: addressed review comments by Ilya Created 4 years, 7 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 00088bba08713f682c826cf38baac719d392b403..d27ee95a4a4ec17b30b86980c6ecd411d65ec9d9 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -55570,6 +55570,69 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
</summary>
</histogram>
+<histogram name="UMA.FileMetricsProvider.FileSnapshotTime" units="ms">
+ <owner>asvitkine@chromium.org</owner>
+ <owner>bcwhite@chromium.org</owner>
+ <summary>
+ Records how much wall time was spent collecting metrics from a file on disk.
+ </summary>
+</histogram>
+
+<histogram name="UMA.FileMetricsProvider.InitialAccessResult"
+ enum="FileMetricsProviderAccessResult">
+ <owner>asvitkine@chromium.org</owner>
+ <owner>bcwhite@chromium.org</owner>
+ <summary>
+ Records attempts to access a file for the purpose of extracting initial
+ stability metrics.
+ </summary>
+</histogram>
+
+<histogram name="UMA.FileMetricsProvider.InitialFileCheckTime" units="ms">
+ <owner>asvitkine@chromium.org</owner>
+ <owner>bcwhite@chromium.org</owner>
+ <summary>
+ Records how much wall time was spent checking and mapping an initial metrics
+ file on disk.
+ </summary>
+</histogram>
+
+<histogram name="UMA.FileMetricsProvider.InitialFileSnapshotTime" units="ms">
+ <owner>asvitkine@chromium.org</owner>
+ <owner>bcwhite@chromium.org</owner>
+ <summary>
+ Records how much wall time was spent collecting initial stability metrics
+ from a file on disk.
+ </summary>
+</histogram>
+
+<histogram name="UMA.FileMetricsProvider.InitialTotalCheckTime" units="ms">
+ <owner>asvitkine@chromium.org</owner>
+ <owner>bcwhite@chromium.org</owner>
+ <summary>
+ Records how much wall time was spent checking and mapping initial metrics
+ from all files on disk.
+ </summary>
+</histogram>
+
+<histogram name="UMA.FileMetricsProvider.InitialTotalSnapshotTime" units="ms">
+ <owner>asvitkine@chromium.org</owner>
+ <owner>bcwhite@chromium.org</owner>
+ <summary>
+ Records how much wall time was spent collecting initial stability metrics
+ from all files on disk.
+ </summary>
+</histogram>
+
+<histogram name="UMA.FileMetricsProvider.TotalSnapshotTime" units="ms">
+ <owner>asvitkine@chromium.org</owner>
+ <owner>bcwhite@chromium.org</owner>
+ <summary>
+ Records how much wall time was spent collecting metrics from all files on
+ disk.
+ </summary>
+</histogram>
+
<histogram name="UMA.GeneratedLowEntropySource" enum="Boolean">
<obsolete>
Deprecated as of August 2015. No longer tracked.
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