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Issue 747945 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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2.5% regression in memory.top_10_mobile at 487901:488028

Project Member Reported by hjd@google.com, Jul 24 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Jul 24 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=747945

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=310ce2b4d30cbcce7cadd051e4f3cbaf037f2dd667d5b29dd41d8df369c3ceb5


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

android-one

Comment 4 by hjd@chromium.org, Jul 24 2017

Kicked off another bisect with a larger range.
Project Member

Comment 5 by sheriffbot@chromium.org, Jul 24 2017

Labels: Hotlist-Google
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Jul 25 2017


=== BISECT JOB RESULTS ===
Perf regression found but unable to continue

Bisect was stopped because a commit couldn't be classified as either
good or bad.


Bisect Details
  Configuration: android_one_perf_bisect
  Benchmark    : memory.top_10_mobile
  Metric       : memory:chrome:all_processes:reported_by_chrome:malloc:effective_size_avg/foreground/http_www_amazon_com_gp_aw_s_k_nexus


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

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8973183388162208768


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

Comment 8 by 42576172...@developer.gserviceaccount.com, Jul 25 2017


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

Bisect Details
  Configuration: android_one_perf_bisect
  Benchmark    : memory.top_10_mobile
  Metric       : memory:chrome:all_processes:reported_by_chrome:malloc:effective_size_avg/foreground/http_www_amazon_com_gp_aw_s_k_nexus

Revision             Result                  N
chromium@487900      14525055 +- 246823      21      good
chromium@488028      14550170 +- 289766      21      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

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8973189149287416992


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

Comment 9 by 42576172...@developer.gserviceaccount.com, Jul 25 2017


=== BISECT JOB RESULTS ===
Perf regression found but unable to continue

Bisect was stopped because a commit couldn't be classified as either
good or bad.


Bisect Details
  Configuration: android_one_perf_bisect
  Benchmark    : memory.top_10_mobile
  Metric       : memory:chrome:all_processes:reported_by_chrome:malloc:effective_size_avg/foreground/http_www_amazon_com_gp_aw_s_k_nexus


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

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8973092121796426624


For feedback, file a bug with component Speed>Bisection
Status: WontFix (was: Untriaged)
This metric is pretty noisy and bisect can't reproduce.

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