New issue
Advanced search Search tips

Issue 737517 link

Starred by 1 user

Issue metadata

Status: Duplicate
Merged: issue 737360
Owner: ----
Closed: Jun 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



Sign in to add a comment

3.9% regression in system_health.memory_mobile at 482302:482366

Project Member Reported by perezju@google.com, Jun 28 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 2 by 42576172...@developer.gserviceaccount.com, Jun 28 2017

Mergedinto: 737360
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : Vladimir Levin
  Commit : aee539101b28c16fc9e38fe648ab0f5d017c4aab
  Date   : Mon Jun 26 17:34:44 2017
  Subject: cc: Add solid color analyzer to replace AnalysisCanvas

Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : system_health.memory_mobile
  Metric       : memory:webview:all_processes:reported_by_os:system_memory:proportional_resident_size_avg/load_news/load_news_irctc
  Change       : 3.41% | 145791344.0 -> 150762352.0

Revision             Result                    N
chromium@482301      145791344 +- 748887       6      good
chromium@482304      147504667 +- 1912487      6      good
chromium@482305      152075120 +- 2496032      6      bad       <--
chromium@482306      151069893 +- 832641       6      bad
chromium@482310      151079280 +- 1101401      6      bad
chromium@482318      150919365 +- 2322142      6      bad
chromium@482334      150086512 +- 3885811      6      bad
chromium@482366      150762352 +- 1753703      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 --story-filter=load.news.irctc system_health.memory_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8975549386080116544

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6167373016465408


| 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!

Sign in to add a comment