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Issue metadata

Status: Duplicate
Merged: issue 648163
Owner:
Closed: Sep 2016
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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31.9% regression in v8.browsing_desktop_ignition at 419033:419070

Project Member Reported by ulan@google.com, Sep 19 2016

Issue description

See the link to graphs below.
 

Comment 1 by ulan@google.com, Sep 19 2016

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=648223

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg-eXLpAoM


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

chromium-rel-mac10
Project Member

Comment 3 by sheriffbot@chromium.org, Sep 19 2016

Labels: Hotlist-Google
Project Member

Comment 4 by 42576172...@developer.gserviceaccount.com, Sep 20 2016


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


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N   Good?
chromium@419032  299.155  14.6163  18  good
chromium@419070  301.448  10.3903  17  bad

Bisect job ran on: mac_10_10_perf_bisect
Bug ID: 648223

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests v8.browsing_desktop_ignition
Test Metric: v8-gc-incremental-step_sum/v8-gc-incremental-step_sum
Relative Change: 0.37%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_10_10_perf_bisect/builds/2389
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9001088798667757248


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5338109342908416

| 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!

Comment 5 by u...@chromium.org, Sep 20 2016

Mergedinto: 648163
Status: Duplicate (was: Assigned)

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