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Issue metadata

Status: Duplicate
Merged: issue 675672
Owner: ----
Closed: Dec 2016
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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105.5% regression in page_cycler_v2.intl_ko_th_vi at 438539:438656

Project Member Reported by jasontiller@chromium.org, Dec 19 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=675679

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgz4fTqAoM


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

chromium-rel-mac11
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Dec 19 2016

Mergedinto: 675672
Status: Duplicate (was: Untriaged)

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


===== SUSPECTED CL(s) =====
Subject : Remove SecurityChips experiment and flags
Author  : estark
Commit description:
  
We are launching security chips/verbose security states to stable in
M55, and thus removing the Finch experiments and command-line flags.

The behavior we are launching is show-all and animate-nonsecure-only
(security verbose states are shown for all states but animated for
non-secure only).

BUG=647762

Review-Url: https://codereview.chromium.org/2560203003
Cr-Commit-Position: refs/heads/master@{#438553}
Commit  : b6c0b5412248ac3001905d439cd9ebd4b2d0f7ec
Date    : Wed Dec 14 18:51:26 2016


===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N  Good?
chromium@438538  41.0479  2.61353  9  good
chromium@438546  41.2662  1.99827  6  good
chromium@438550  41.9965  1.53774  6  good
chromium@438552  48.64    39.5785  6  good
chromium@438553  79.7597  40.3565  6  bad    <--
chromium@438568  83.9787  2.60365  6  bad
chromium@438597  75.4348  54.9737  9  bad
chromium@438656  71.678   64.138   9  bad

Bisect job ran on: mac_10_11_perf_bisect
Bug ID: 675679

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...www.daum.net. page_cycler_v2.intl_ko_th_vi
Test Metric: timeToFirstContentfulPaint_avg/pcv1-warm/http___www.daum.net_
Relative Change: 74.62%

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_10_11_perf_bisect/builds/1133
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8992819825383487760


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5894891836538880

| 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!

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