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Issue 656673 link

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Issue metadata

Status: WontFix
Owner: ----
Closed: Oct 2016
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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44.1%-171.2% regression in tracing.tracing_with_debug_overhead at 425394:425604

Project Member Reported by jasontiller@google.com, Oct 17 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=656673

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7aqdswoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7cLCuwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrfyWowkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7eCLqgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7aLFpQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7eDvuwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7c76swoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrbrwowoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgra2AowoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrbrssgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrbebtAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7ZC2rgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrbf_rQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7ZDHsAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7c61uwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7eS_pQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrbq6qwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7aKPrQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7erToQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7eDvuwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrY2ToQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrfO9qQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7eDBogkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrdmzogoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgreeqrwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrb68qAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgreel4AgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgre6-oQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7ZqYqQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrbPwvQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrbnYqgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7YnepgoM


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

android-nexus5
android-nexus5X
android-nexus6
android-nexus7v2
Cc: -jasontiller@google.com jasontiller@chromium.org
Project Member

Comment 4 by sheriffbot@chromium.org, Oct 18 2016

Labels: Hotlist-Google
Project Member

Comment 5 by 42576172...@developer.gserviceaccount.com, Oct 18 2016


===== BISECT JOB RESULTS =====
Status: failed


===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N  Good?
chromium@425422  2592093  50767.7  8  good
chromium@425513  2614232  56921.3  8  good
chromium@425559  2593198  54199.8  8  good
chromium@425582  2634558  67924.4  8  good
chromium@425588  2590211  8118.5   5  good
chromium@425590  2657894  30580.9  5  bad
chromium@425591  2675214  45320.5  5  bad
chromium@425593  6270835  2035613  5  bad
chromium@425604  6533831  1626734  8  bad

Bisect job ran on: android_nexus7_perf_bisect
Bug ID: 656673

Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests tracing.tracing_with_debug_overhead
Test Metric: Max event size in bytes per second_max/Max event size in bytes per second_max
Relative Change: 137.15%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus7_perf_bisect/builds/3398
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8998538660472514000


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5862087811661824

| 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 Tests>AutoBisect.  Thank you!
Status: WontFix (was: Untriaged)
Ref moved at the same time, we can close this.
Project Member

Comment 12 by 42576172...@developer.gserviceaccount.com, Apr 11 2017

Bisect failed: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5_perf_bisect/builds/4862
Failure reason: the build has failed due to infrastructure failure.

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