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

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Issue 213363004: Resetting metrics ids on clump detection. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 6 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 1a4329edb1d661ed76faed9b1b07bc372cd1ea67..9dbfc0361abf3d3dc6406c858da5286f25038b5f 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -27629,12 +27629,21 @@ other types of suffix sets.
</histogram>
<histogram name="UMA.MachineIdState" enum="UmaMachineIdState">
- <sumary>
+ <owner>jwd@chromium.org</owner>
+ <summary>
Tracks if the machine ID is generated successfully and if it changes from
one run to the next. The machine ID is a 24-bit hash of machine
characteristics. It is expected to change if an install of Chrome is copied
to multiple machines. This check happens once per browser startup.
- </sumary>
+ </summary>
+</histogram>
+
+<histogram name="UMA.MetricsIDsReset" enum="BooleanHit">
+ <owner>jwd@chromium.org</owner>
+ <summary>
+ A count of the number of times the metrics ids (client id and low entropy
+ source) have been reset due to a cloned install being detected.
+ </summary>
</histogram>
<histogram name="UMA.Perf.GetData" enum="GetPerfDataOutcome">
@@ -27970,7 +27979,7 @@ other types of suffix sets.
</histogram>
<histogram name="Variations.SeedDateChange" enum="VariationsSeedDateChange">
- <owner>Please list the metric's owners. Add more owner tags as needed.</owner>
+ <owner>jwd@chromium.org</owner>
<summary>
Counts if a response from the variations server is the first response of the
day or not. This is counted when a new valid seed or a 304 is received. The
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