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Issue 672386 link

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Issue metadata

Status: Duplicate
Owner: ----
Closed: Dec 2016
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression

Blocked on:
issue 669608



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121.8% regression in v8.browsing_desktop_ignition at 436746:436862

Project Member Reported by jochen@chromium.org, Dec 8 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=672386

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg18DAqgoM


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

chromium-rel-mac10
Mergedinto: 671994
Status: Duplicate (was: Untriaged)

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


=== Bisection aborted ===
The bisect was aborted because Bisect cannot identify a culprit: Bisect failed to reproduce the regression with enough confidence.
Please contact the the team (see below) if you believe this is in error.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N   Good?
chromium@436745  16.8805  74.7967  24  good
chromium@436862  15.0736  75.2333  30  bad

Bisect job ran on: mac_10_10_perf_bisect
Bug ID: 672386

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests v8.browsing_desktop_ignition
Test Metric: v8-gc-latency-mark-compactor_avg/v8-gc-latency-mark-compactor_avg
Relative Change: 10.70%

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_10_10_perf_bisect/builds/2505
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8993859029683412704


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5305445642665984

| 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!
Blockedon: 669608
Project Member

Comment 7 by 42576172...@developer.gserviceaccount.com, Apr 11 2017


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

Bisect Details
  Configuration: mac_10_10_perf_bisect
  Benchmark    : v8.browsing_desktop_ignition
  Metric       : v8-gc-latency-mark-compactor_avg/v8-gc-latency-mark-compactor_avg

Revision             Result                  N
chromium@436745      16.8805 +- 74.7967      24      good
chromium@436862      15.0736 +- 75.2333      30      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 v8.browsing_desktop_ignition

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8982620325453499840

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5305445642665984


| 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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