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Issue 725010 link

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Issue metadata

Status: Duplicate
Merged: issue 721279
Owner:
Closed: May 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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25.6% regression in v8.runtimestats.browsing_mobile at 471397:471468

Project Member Reported by jochen@chromium.org, May 22 2017

Issue description

See the link to graphs below.
 

Comment 1 by jochen@chromium.org, May 22 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=725010

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmuTWpwkM


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

android-one
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, May 22 2017


=== BISECT JOB RESULTS ===
NO Perf regression found

Bisect Details
  Configuration: android_one_perf_bisect
  Benchmark    : v8.runtimestats.browsing_mobile
  Metric       : v8-gc-full-mark-compactor_sum/browse_news/browse_news_reddit

Revision             Result                  N
chromium@471396      141.196 +- 52.9714      21      good
chromium@471468      140.289 +- 55.0443      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.news.reddit v8.runtimestats.browsing_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8978900570789494272

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6106907284078592


| 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 Speed>Bisection.  Thank you!

Comment 5 by jochen@chromium.org, May 22 2017

Mergedinto: 721279
Status: Duplicate (was: Assigned)
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, May 22 2017


=== BISECT JOB RESULTS ===
Perf regression found but unable to narrow commit range

Build failures prevented the bisect from narrowing the range further.


Bisect Details
  Configuration: android_one_perf_bisect
  Benchmark    : v8.runtimestats.browsing_mobile
  Metric       : v8-gc-full-mark-compactor_sum/browse_news/browse_news_reddit
  Change       : 12.85% | 127.847571429 -> 145.3075

Suspected Commit Range
  2 commits in range
  https://chromium.googlesource.com/chromium/src/+log/03a5248bcceec84a9d29b1ed3ada8bc5fd23d3c3..34cac0c92cf7cb5a934c20a74fcf96924fec632d


Revision             Result                  N
chromium@471396      127.848 +- 52.3899      14       good
chromium@471432      130.133 +- 55.4888      14       good
chromium@471451      128.202 +- 54.6532      14       good
chromium@471459      129.321 +- 56.5464      14       good
chromium@471460      ---                     ---      build failure
chromium@471461      141.241 +- 46.6793      14       bad
chromium@471462      139.219 +- 64.1365      21       bad
chromium@471464      143.391 +- 38.7392      14       bad
chromium@471468      145.308 +- 27.3696      14       bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.news.reddit v8.runtimestats.browsing_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8978891778093365616

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6106907284078592


| 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 Speed>Bisection.  Thank you!

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