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Issue 700904 link

Starred by 2 users

Issue metadata

Status: Duplicate
Merged: issue 700829
Owner: ----
Closed: Mar 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression

Blocking:
issue 698746


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Hotlists containing this issue:
I-TF-Launch


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7.1%-7.3% regression in octane at 455680:455816

Project Member Reported by hjd@chromium.org, Mar 13 2017

Issue description

See the link to graphs below.
 

Comment 1 by hjd@chromium.org, Mar 13 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=700904

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg1J6E8wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg1PX9rwoM


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

chromium-rel-mac-retina
linux-release
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Mar 13 2017

Mergedinto: 700364
Status: Duplicate (was: Untriaged)

=== BISECT JOB RESULTS ===
Perf regression found with culprit

Suspected Commit
  Author : Michael Hablich
  Commit : 7c3936c67a6361371d9a00d83e2c03ecc603ce76
  Date   : Thu Mar 09 08:05:42 2017
  Subject: Version 5.9.34.1 (Turn on I+TF)

Bisect Details
  Configuration: linux_perf_bisect
  Benchmark    : octane
  Metric       : Total/Score
  Change       : 7.75% | 33173.8333333 -> 30602.1666667

Revision                           Result                  N
chromium@455679                    33173.8 +- 424.256      6      good
chromium@455702                    32777.2 +- 1171.61      6      good
chromium@455713                    33230.2 +- 590.988      6      good
chromium@455719                    33042.2 +- 649.373      6      good
chromium@455719,v8@7c3936c67a      30856.0 +- 913.914      6      bad       <--
chromium@455719,v8@fbffc377e3      30689.2 +- 856.434      6      bad
chromium@455720                    30464.7 +- 495.826      6      bad
chromium@455721                    30816.0 +- 695.16       6      bad
chromium@455722                    30628.8 +- 347.719      6      bad
chromium@455724                    30700.2 +- 598.397      6      bad
chromium@455768                    30602.2 +- 512.198      6      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 octane

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8985229751320255904

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5783508850573312


| 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 4 by hjd@chromium.org, Mar 14 2017

Blocking: 698746
Components: Blink>JavaScript
Status: Available (was: Duplicate)
Mergedinto: -700364 700829
Status: Duplicate (was: Available)

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