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Issue 719356 link

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Issue metadata

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



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57.4% regression in v8.runtimestats.browsing_mobile_classic at 468593:468622

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=719356

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgisvbvAoM


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_max/browse_media/browse_media_youtube


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.youtube v8.runtimestats.browsing_mobile_classic

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8980177566465978320

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5790128515055616


| 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_max/browse_media/browse_media_youtube

Revision             Result                  N
chromium@468592      8.12938 +- 5.38189      21      good
chromium@468622      7.84638 +- 5.2958       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.youtube v8.runtimestats.browsing_mobile_classic

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8980156352192322608

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5790128515055616


| 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 6 by u...@chromium.org, May 12 2017

Labels: Performance-Sheriff-V8
Project Member

Comment 7 by sheriffbot@chromium.org, Jul 17 2017

Labels: Hotlist-Google

Comment 8 by u...@chromium.org, Jul 24 2017

Status: WontFix (was: Assigned)
Some graphs recovered, others are not reproducible

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