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Issue 719364 link

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Issue metadata

Status: Fixed
Owner:
Closed: Jul 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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81.7% regression in v8.runtimestats.browsing_mobile_classic at 469135:469224

Project Member Reported by ulan@google.com, May 8 2017

Issue description

See the link to graphs below.
 

Comment 1 by ulan@google.com, May 8 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=719364

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg8ovktQkM


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

android-webview-nexus5X

=== BISECT JOB RESULTS ===
Bisect failed for unknown reasons

Please contact the team (see below) and report the error.


Bisect Details
  Configuration: android_webview_arm64_aosp_perf_bisect
  Benchmark    : v8.runtimestats.browsing_mobile_classic
  Metric       : v8-gc-latency-mark-compactor_sum/browse_media/browse_media_imgur


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=browse.media.imgur v8.runtimestats.browsing_mobile_classic

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8980177026126665984

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5625797026512896


| 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!

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

Bisect Details
  Configuration: android_webview_arm64_aosp_perf_bisect
  Benchmark    : v8.runtimestats.browsing_mobile_classic
  Metric       : v8-gc-latency-mark-compactor_sum/browse_media/browse_media_imgur

Revision             Result                  N
chromium@469134      45.289 +- 32.6281       21      good
chromium@469224      44.5281 +- 31.7445      21      bad

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=browse.media.imgur v8.runtimestats.browsing_mobile_classic

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8980156356793001360

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5625797026512896


| 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 10 2017


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

Bisect Details
  Configuration: android_nexus5X_perf_bisect
  Benchmark    : v8.runtimestats.browsing_mobile_classic
  Metric       : V8 C++:duration_avg/browse_media/browse_media_imgur

Revision             Result                  N
chromium@468609      1795.54 +- 499.906      21      good
chromium@469185      1793.75 +- 487.499      21      bad

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 --story-filter=browse.media.imgur v8.runtimestats.browsing_mobile_classic

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979982313262534672

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=4610894106984448


| 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 9 by 42576172...@developer.gserviceaccount.com, May 11 2017


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

Bisect Details
  Configuration: android_nexus5X_perf_bisect
  Benchmark    : v8.runtimestats.browsing_mobile_classic
  Metric       : V8 C++:duration_avg/browse_media/browse_media_imgur

Revision             Result                  N
chromium@468609      1866.49 +- 567.139      21      good
chromium@469185      1934.71 +- 527.962      21      bad

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 --story-filter=browse.media.imgur v8.runtimestats.browsing_mobile_classic

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979944970589122752

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=4610894106984448


| 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!

Comment 10 by u...@chromium.org, May 12 2017

Labels: Performance-Sheriff-V8
Project Member

Comment 11 by sheriffbot@chromium.org, Jul 17 2017

Labels: Hotlist-Google

Comment 12 by u...@chromium.org, Jul 24 2017

Status: Fixed (was: Assigned)
The graphs recovered.

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