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Issue 625433 link

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Issue metadata

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



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476.1%-586.9% regression in top_10_mobile_memory at 401805:401842

Project Member Reported by qyears...@chromium.org, Jul 3 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=625433

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgkt3ptgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgkuDt4QoM


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

chromium-rel-win7-single

===== BISECT JOB RESULTS =====
Status: completed


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean      Std Dev  N   Good?
chromium@401804  22649602  1577856  18  good
chromium@401842  23098327  766873   14  bad

Bisect job ran on: win_perf_bisect
Bug ID: 625433

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests top_10_mobile_memory
Test Metric: memory:chrome:all_processes:reported_by_chrome:v8:effective_size_max/http___m.youtube.com_results?q_science
Relative Change: 3.33%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/win_perf_bisect/builds/6640
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9008203586208626896


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5810380643762176

| 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!

===== BISECT JOB RESULTS =====
Status: completed


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean      Std Dev  N   Good?
chromium@401804  23034270  1579726  15  good
chromium@401842  22371493  2447582  17  bad

Bisect job ran on: win_perf_bisect
Bug ID: 625433

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests top_10_mobile_memory
Test Metric: memory:chrome:all_processes:reported_by_chrome:v8:effective_size_max/http___m.youtube.com_results?q_science
Relative Change: 1.83%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/win_perf_bisect/builds/6642
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9008187372876177120


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5313263949053952

| 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!
Project Member

Comment 4 by sheriffbot@chromium.org, Jul 3 2016

Labels: -M-53 M-54 MovedFrom-53
Moving this nonessential bug to the next milestone.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

===== BISECT JOB RESULTS =====
Status: completed


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N   Good?
chromium@401804  7912237  217243   14  good
chromium@401842  7910161  161444   14  bad

Bisect job ran on: win_perf_bisect
Bug ID: 625433

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests top_10_mobile_memory
Test Metric: memory:chrome:all_processes:reported_by_chrome:v8:allocated_objects_size_max/http___m.youtube.com_results?q_science
Relative Change: 3.24%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/win_perf_bisect/builds/6647
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9008140184037873744


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5874036219838464

| 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: Assigned)
Bisect failed to reproduce, no ref build results.

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