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Issue metadata

Status: Duplicate
Merged: issue 737981
Owner: ----
Closed: Jun 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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1.2%-5.8% regression in memory.top_10_mobile at 482897:482907

Project Member Reported by tdres...@chromium.org, Jun 28 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jun 30 2017

Mergedinto: 737981
Status: Duplicate (was: Untriaged)

=== BISECT JOB RESULTS ===
Perf regression found with culprit

Suspected Commit
  Author : Christopher Cameron
  Commit : 1894d423068be735560e0171922c833c4091b5d1
  Date   : Wed Jun 28 06:31:03 2017
  Subject: color: Enable color correct rendering by default

Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : memory.top_10_mobile
  Metric       : memory:webview:all_processes:reported_by_chrome:malloc:effective_size_avg/background/after_http_yandex_ru_touchsearch_text_science
  Change       : 4.84% | 34347082.3333 -> 36010621.6667

Revision             Result                   N
chromium@482896      34347082 +- 1265745      6      good
chromium@482902      34007701 +- 1529183      6      good
chromium@482903      34326864 +- 923640       6      good
chromium@482904      36143078 +- 1193411      6      bad       <--
chromium@482905      35739334 +- 1236136      6      bad
chromium@482907      36010622 +- 1145109      6      bad

Please refer to the following doc on diagnosing memory regressions:
  https://chromium.googlesource.com/chromium/src/+/master/docs/memory-infra/memory_benchmarks.md

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-webview --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests memory.top_10_mobile

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8975530363965411168


For feedback, file a bug with component Speed>Bisection

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