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Issue metadata

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



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97.6% regression in v8.infinite_scroll at 395882:395965

Project Member Reported by primiano@chromium.org, May 31 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=616063

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7JH6qwoM


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

chromium-rel-win7-single
Project Member

Comment 2 by 42576172...@developer.gserviceaccount.com, May 31 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@395881  14.1     1.24207   12  good
chromium@395965  14.7167  0.915873  18  bad

Bisect job ran on: win_perf_bisect
Bug ID: 616063

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests v8.infinite_scroll
Test Metric: Animation-v8-gc-incremental-finalize_pct_090/facebook
Relative Change: 8.10%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/win_perf_bisect/builds/6552
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9011151224917864304


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5822954584145920

| 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!
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, May 31 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@395881  14.5417  0.59766  12  good
chromium@395965  14.2444  1.33526  18  bad

Bisect job ran on: win_perf_bisect
Bug ID: 616063

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests v8.infinite_scroll
Test Metric: Animation-v8-gc-incremental-finalize_pct_090/facebook
Relative Change: 2.05%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/win_perf_bisect/builds/6551
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9011151228849837952


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5899982138245120

| 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!
Labels: -performance-sheriff Performance-Sheriff
Status: Fixed (was: Assigned)
Recovered.

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