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Issue 617464 link

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Issue metadata

Status: WontFix
Owner:
Closed: Jun 2016
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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16.4% regression in blink_perf.bindings at 397439:397468

Project Member Reported by rmcilroy@chromium.org, Jun 5 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=617464

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgnPfavwoM


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

linux-release
Cc: pmonette@chromium.org
Owner: pmonette@chromium.org

=== Auto-CCing suspected CL author pmonette@chromium.org ===

Hi pmonette@chromium.org, the bisect results pointed to your CL below as possibly
causing a regression. Please have a look at this info and see whether
your CL be related.


===== BISECT JOB RESULTS =====
Status: completed


===== SUSPECTED CL(s) =====
Subject : Add an experiment for the default browser infobar on Windows 10
Author  : pmonette
Commit description:
  
Add an experiment called StickyDefaultBrowserInfobar that keeps the
infobar opens as long as the user haven't made a choice in the Windows
settings or until 2 minutes elapsed, whichever come first.

BUG=576490

Review-Url: https://codereview.chromium.org/1974153002
Cr-Commit-Position: refs/heads/master@{#397451}
Commit  : fca05f3ef0b065bdbbff695a1d5906dd5b6b55ac
Date    : Thu Jun 02 17:07:28 2016


===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N  Good?
chromium@397438  241.394  2.16485  5  good
chromium@397446  254.342  2.68274  5  good
chromium@397450  253.609  5.41224  5  good
chromium@397451  235.653  1.49671  5  bad    <--
chromium@397452  234.685  1.6761   5  bad
chromium@397453  231.737  4.11644  5  bad
chromium@397468  225.975  11.4818  5  bad

Bisect job ran on: linux_perf_bisect
Bug ID: 617464

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests blink_perf.bindings
Test Metric: node-list-access/node-list-access
Relative Change: 6.39%
Score: 99.8

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/linux_perf_bisect/builds/6520
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9010664210681849440


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5898801827545088

| 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!
Cc: haraken@chromium.org bashi@chromium.org yukishiino@chromium.org
pmonette, any update?
Status: WontFix (was: Assigned)
Seems already recovered.

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