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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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262.1%-407.6% regression in smoothness.tough_filters_cases at 482838:482917

Project Member Reported by tdres...@chromium.org, Jun 29 2017

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=737985

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnqLxtwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7q6aqAkM


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

android-webview-nexus5X
chromium-rel-win10
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jun 29 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_arm64_aosp_perf_bisect
  Benchmark    : smoothness.tough_filters_cases
  Metric       : frame_times/Filter Terrain SVG
  Change       : 400.26% | 86.942302635 -> 434.93848419

Revision             Result                   N
chromium@482896      86.9423 +- 0.356997      6      good
chromium@482902      87.0932 +- 0.356694      6      good
chromium@482903      87.0163 +- 0.261045      6      good
chromium@482904      435.736 +- 3.31777       6      bad       <--
chromium@482905      435.634 +- 5.17749       6      bad
chromium@482907      436.041 +- 1.92203       6      bad
chromium@482917      434.938 +- 4.90788       6      bad

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 --story-filter=Filter.Terrain.SVG smoothness.tough_filters_cases

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8975446342717505248


For feedback, file a bug with component Speed>Bisection

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