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Issue 775704 link

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Issue metadata

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



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3.7% regression in loading.desktop at 507624:507661

Project Member Reported by chiniforooshan@chromium.org, Oct 17 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Oct 17 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=775704

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=cb9de5aa5dfb938b82df1792bf52798df00b2cd78b34cccbcb035e31081a7d61


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

chromium-rel-win7-gpu-intel
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Oct 18 2017


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

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : loading.desktop
  Metric       : timeToFirstContentfulPaint_avg/cold/AllRecipes

Revision             Result                  N
chromium@507623      1115.39 +- 550.139      21      good
chromium@507661      1084.98 +- 285.771      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=AllRecipes loading.desktop

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8965448165762272624


For feedback, file a bug with component Speed>Bisection
Retrying with a wider range.
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Oct 18 2017


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

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : loading.desktop
  Metric       : timeToFirstContentfulPaint_avg/cold/AllRecipes

Revision             Result                  N
chromium@507600      1112.1 +- 536.174       21      good
chromium@507700      1168.65 +- 836.899      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=AllRecipes loading.desktop

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8965386927679151968


For feedback, file a bug with component Speed>Bisection
Status: WontFix (was: Untriaged)
No culprit found. The metric is noisy at regression point.

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