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Issue 623204 link

Starred by 2 users

Issue metadata

Status: Fixed
Owner:
Closed: Jul 2016
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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1.5% regression in smoothness.image_decoding_cases at 401829:401834

Project Member Reported by mustaq@chromium.org, Jun 24 2016

Issue description

See the link to graphs below.
 

Comment 1 by mustaq@chromium.org, Jun 24 2016

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=623204

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgwrOrtQsM


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

linux-release
Project Member

Comment 2 by 42576172...@developer.gserviceaccount.com, Jun 24 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@401828  16.8492  0.103613  18  good
chromium@401834  16.8808  0.152081  18  bad

Bisect job ran on: linux_perf_bisect
Bug ID: 623204

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests smoothness.image_decoding_cases
Test Metric: frame_times/frame_times
Relative Change: 0.13%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/linux_perf_bisect/builds/6552
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9008938889241222016


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5901997362905088

| 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!
Status: Fixed (was: Assigned)
Recovered.

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