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Issue 703775 link

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Issue metadata

Status: WontFix
Owner: ----
Closed: Jul 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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45.5% regression in blink_perf.layout at 457784:457824

Project Member Reported by tdres...@chromium.org, Mar 21 2017

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=703775

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgzJ2JsgkM


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

android-nexus6
Project Member

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


=== BISECT JOB RESULTS ===
Bisect was unable to run to completion

Please try rerunning the bisect.


If failures persist contact the team (see below) and report the error.


Bisect Details
  Configuration: android_nexus6_perf_bisect
  Benchmark    : blink_perf.layout
  Metric       : character_fallback_aat/character_fallback_aat

Revision             Result                     N
chromium@457783      0.0494211 +- 0.42021       19      good
chromium@457824      0.0812308 +- 0.424754      13      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 blink_perf.layout

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8984485136176347456

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5286410124263424


| 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!
Project Member

Comment 5 by 42576172...@developer.gserviceaccount.com, Mar 22 2017


=== BISECT JOB RESULTS ===
Bisect was unable to run to completion

Please try rerunning the bisect.


If failures persist contact the team (see below) and report the error.


Bisect Details
  Configuration: android_nexus6_perf_bisect
  Benchmark    : blink_perf.layout
  Metric       : character_fallback_aat/character_fallback_aat

Revision             Result                       N
chromium@457783      0.0223333 +- 0.0033665       6      good
chromium@457824      0.0333333 +- 0.00716473      6      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 blink_perf.layout

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8984417548587381040

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5793546977673216


| 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!
Status: WontFix (was: Untriaged)
This alert was found before M-60 branched. Closing as WontFix as this is believed to either be invalid or non-reproducible. 

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