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Issue 689604 link

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Issue metadata

Status: Fixed
Owner:
Closed: Feb 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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15.5%-43.7% regression in smoothness.sync_scroll.key_mobile_sites_smooth at 448034:448458

Project Member Reported by lanwei@chromium.org, Feb 7 2017

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=689604

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqK-AuAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqPvUpgoM


Bot(s) for this bug's original alert(s):

android-nexus6
android-webview-nexus6

=== BISECT JOB RESULTS ===
NO Perf regression found

Bisect Details
  Configuration: android_nexus6_perf_bisect
  Benchmark    : smoothness.sync_scroll.key_mobile_sites_smooth
  Metric       : mean_input_event_latency/http___www.cnn.com_2012_10_03_politics_michelle-obama-debate_index.html

Revision             Result                  N
chromium@448033      26.8276 +- 1.8999       14      good
chromium@448432      37.5944 +- 2.71086      14      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...www.cnn.com.2012.10.03.politics.michelle.obama.debate.index.html smoothness.sync_scroll.key_mobile_sites_smooth

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8988294345487514096

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5298793177677824


| O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq
|  X  | for more information addressing perf regression bugs. For feedback,
| / \ | file a bug with component Tests>AutoBisect.  Thank you!
Components: Blink>Paint
Owner: wangxianzhu@chromium.org
Status: Fixed (was: Untriaged)
Recovered after the fixes for bug 685179.
Labels: Performance-Responsiveness

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