tools/perf/measurements/smoothness.py - Issue 18937002: Add UMA/Telemetry stats for end-to-end scroll latency

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Unified Diff: tools/perf/measurements/smoothness.py

Issue 18937002: Add UMA/Telemetry stats for end-to-end scroll latency (Closed) Base URL: http://git.chromium.org/chromium/src.git@master

Patch Set: add SCROLL_UPDATE_ORIGINAL_COMPONENT to specifically track scroll_update latency Created 7 years, 5 months ago

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Index: tools/perf/measurements/smoothness.py

diff --git a/tools/perf/measurements/smoothness.py b/tools/perf/measurements/smoothness.py

index b875127d9783e515654e75feda70e426bd2d8560..37a344e8db0e5bb79d63e82e5336181d49dd8125 100644

--- a/tools/perf/measurements/smoothness.py

+++ b/tools/perf/measurements/smoothness.py

@@ -159,6 +159,9 @@ def CalcLatencyResults(rendering_stats_deltas, results):

'totalTouchAckedLatency',

'average_touch_acked_latency',

results)

+ CalcLatency(rendering_stats_deltas, 'scrollUpdateCount',

+ 'totalScrollUpdateLatency',

+ 'average_scroll_update_latency', results)

class Smoothness(page_measurement.PageMeasurement):

def __init__(self):