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

Issue 1408803002: relnote: Measure HOL blocking in QUIC headers stream. Flag protected by quic_measure_headers_hol_bl… (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@uma_for_hol_merge
Patch Set: get rid of git certs leakage Created 5 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 91aa34f6d33ba60f08663e7a61e4573a6629068c..681fe90f4cf1656553c9d7025eb2a52c2a951361 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -24456,6 +24456,14 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
</summary>
</histogram>
+<histogram name="Net.QuicSession.HeadersHOLBlockedTime" units="Milliseconds">
+ <owner>ckrasic@chromium.org</owner>
+ <summary>
+ The elapsed time that headers are head of line blocked on others, presumably
+ due to lost headers stream packets.
+ </summary>
+</histogram>
+
<histogram name="Net.QuicSession.HeadersStream.EarlyFramesReceived">
<owner>rch@chromium.org</owner>
<summary>
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