New issue
Advanced search Search tips

Issue 754689 link

Starred by 1 user

Issue metadata

Status: Duplicate
Owner: ----
Closed: Aug 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



Sign in to add a comment

1.3%-4% regression in memory.top_10_mobile at 482763:483076

Project Member Reported by primiano@chromium.org, Aug 11 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Aug 11 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=754689

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=3bceb412c03800677b195dfd2eae1bb23cbecd50d47af3e26b5f399cdde90d85


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

android-nexus5
android-nexus5X
android-nexus6
android-webview-nexus5X
android-webview-nexus6
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Aug 11 2017

Mergedinto: 750870
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_nexus6_aosp_perf_bisect
  Benchmark    : memory.top_10_mobile
  Metric       : memory:webview:all_processes:reported_by_os:system_memory:native_heap:proportional_resident_size_avg/foreground/http_yandex_ru_touchsearch_text_science
  Change       : 4.34% | 44388770.6667 -> 46313208.0

Revision             Result                  N
chromium@482896      44388771 +- 584959      6      good
chromium@482902      44848205 +- 799285      6      good
chromium@482903      44361464 +- 590961      6      good
chromium@482904      45924771 +- 945629      6      bad       <--
chromium@482905      46190328 +- 481441      6      bad
chromium@482907      46313208 +- 552634      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 memory.top_10_mobile

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8971552900939243120


For feedback, file a bug with component Speed>Bisection

Sign in to add a comment