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Issue 747102 link

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Issue metadata

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



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21.9% regression in page_cycler_v2.basic_oopif at 487045:487119

Project Member Reported by benhenry@google.com, Jul 20 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Jul 20 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=747102

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=0dd5458f1a09c46433b6c80a5a58b6ccb6d3a5ed5e1758438ca1be722c5d332f


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

chromium-rel-win7-gpu-intel
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jul 21 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: winx64intel_perf_bisect
  Benchmark    : page_cycler_v2.basic_oopif
  Metric       : timeToFirstMeaningfulPaint_avg/pcv1-warm/http___www.nationalgeographic.com_
  Change       : 21.70% | 301.3605 -> 361.488083334

Suspected Commit Range
  3 commits in range
  https://chromium.googlesource.com/chromium/src/+log/eb0fe1776876143221ab612da3032544430f36ae..6ad408ef384a021964d7968abd0e18cb8b902d77


Revision             Result                  N
chromium@487044      301.36 +- 8.0103        6        good
chromium@487082      334.269 +- 47.8171      6        good
chromium@487101      347.162 +- 24.1484      7        good
chromium@487110      347.482 +- 57.3705      14       good
chromium@487111      ---                     ---      build failure
chromium@487112      ---                     ---      build failure
chromium@487113      360.384 +- 25.5011      11       bad
chromium@487119      361.488 +- 35.9485      12       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=http...www.nationalgeographic.com. page_cycler_v2.basic_oopif

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8973519088915405728


For feedback, file a bug with component Speed>Bisection
Project Member

Comment 4 by sheriffbot@chromium.org, Jul 21 2017

Labels: Hotlist-Google
Status: WontFix (was: Untriaged)
This benchamrk has been removed.

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