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Issue 725009 link

Starred by 1 user
Status: Duplicate
Merged: issue 724053
Owner:
jochen@chromium.org
Closed: May 2017
Cc:
jochen@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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1%-9.1% regression in memory.desktop at 471298:471472

Project Member Reported by jochen@chromium.org, May 22 2017 
See the link to graphs below.

Comment 1 by jochen@chromium.org, May 22 2017 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=725009

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDguqSmuQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqtqKywkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmsOm-goM


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

chromium-rel-mac-retina
chromium-rel-win7-x64-dual
chromium-rel-win8-dual
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, May 22 2017 


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

Bisect Details
  Configuration: win_8_perf_bisect
  Benchmark    : memory.desktop
  Metric       : memory:chrome:renderer_processes:reported_by_chrome:v8:heap:effective_size_avg/TrivialAnimationPageSharedPageState

Revision             Result              N
chromium@471356      4718592 +- 0.0      21      good
chromium@471465      4718592 +- 0.0      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=TrivialAnimationPageSharedPageState memory.desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8978900610485136048

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5863507192446976


| 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!
Project Member

Comment 5 by 42576172...@developer.gserviceaccount.com, May 22 2017 


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

Bisect Details
  Configuration: win_8_perf_bisect
  Benchmark    : memory.desktop
  Metric       : memory:chrome:renderer_processes:reported_by_chrome:v8:heap:effective_size_avg/TrivialAnimationPageSharedPageState

Revision             Result              N
chromium@471356      4718592 +- 0.0      21      good
chromium@471465      4718592 +- 0.0      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=TrivialAnimationPageSharedPageState memory.desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8978895554486304432

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5863507192446976


| 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!
Project Member

Comment 7 by 42576172...@developer.gserviceaccount.com, May 22 2017

Mergedinto: 724053
Status: Duplicate (was: Assigned)

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

Suspected Commit
  Author : binji
  Commit : e94f5343100836bcdc838dc4da4fd13d4c69a950
  Date   : Fri May 12 22:16:05 2017
  Subject: Enable SharedArrayBuffer feature by default.

Bisect Details
  Configuration: win_x64_perf_bisect
  Benchmark    : memory.desktop
  Metric       : memory:chrome:renderer_processes:reported_by_chrome:v8:heap:effective_size_avg/TrivialAnimationPageSharedPageState
  Change       : 9.09% | 5767168.0 -> 6291456.0

Revision             Result              N
chromium@471367      5767168 +- 0.0      6      good
chromium@471420      5767168 +- 0.0      6      good
chromium@471446      5767168 +- 0.0      6      good
chromium@471459      5767168 +- 0.0      6      good
chromium@471460      6291456 +- 0.0      6      bad       <--
chromium@471461      6291456 +- 0.0      6      bad
chromium@471463      6291456 +- 0.0      6      bad
chromium@471466      6291456 +- 0.0      6      bad
chromium@471472      6291456 +- 0.0      6      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=TrivialAnimationPageSharedPageState memory.desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8978890305472148256

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5889342830018560


| 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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