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Issue 708661 link

Starred by 2 users

Issue metadata

Status: Duplicate
Merged: issue 706866
Owner: ----
Closed: Apr 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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43.6% regression in memory.top_10_mobile_stress at 460502:460596

Project Member Reported by pmeenan@chromium.org, Apr 5 2017

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=708661

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnMmCgAoM


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

android-one
Mergedinto: 706866
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : ericrk
  Commit : 2f952e4c39887d65126ca4cd67a897fc6d409fb9
  Date   : Wed Mar 29 22:15:32 2017
  Subject: Enable CrOS/Android DefaultEnableGpuRasterization field trial for bots

Bisect Details
  Configuration: android_one_perf_bisect
  Benchmark    : memory.top_10_mobile_stress
  Metric       : memory:chrome:all_processes:reported_by_chrome:gpu:effective_size_avg/foreground/http_www_amazon_com_gp_aw_s_k_nexus
  Change       : 44.31% | 5571640.0 -> 8040348.0

Revision             Result                 N
chromium@460501      5571640 +- 0.0         6      good
chromium@460525      5637176 +- 307391      6      good
chromium@460537      5593485 +- 220627      6      good
chromium@460543      5615331 +- 151349      6      good
chromium@460546      5615331 +- 151349      6      good
chromium@460548      5637176 +- 245213      6      good
chromium@460549      8040348 +- 0.0         6      bad       <--
chromium@460596      8040348 +- 0.0         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-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests memory.top_10_mobile_stress

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8983134956678031712

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6359690272833536


| 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!

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