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Issue 842700 link

Starred by 2 users

Issue metadata

Status: Duplicate
Merged: issue 842214
Owner:
Closed: May 2018
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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1.7%-37.4% regression in memory.top_10_mobile at 556633:557642

Project Member Reported by jgruber@chromium.org, May 14 2018

Issue description

Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, May 14 2018

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=842700

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=9052dbc515f3cb897f60ca1b006ae8c0a2ef8f1594c619efcdbac6882c7ece29


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

android-one
android-webview-nexus5X
chromium-rel-mac11-air
linux-perf
win-high-dpi
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, May 15 2018

Cc: cwhan.t...@gmail.com szuend@google.com
Status: Assigned (was: Untriaged)
📍 Found significant differences after each of 5 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/14e751f0240000

[array] Move SafeRemoveArrayHoles to runtime by szuend@google.com
https://chromium.googlesource.com/v8/v8/+/2793d72cd73f55e9c699aa865445ad2a4f107309

[array] Move CopyFromPrototype to runtime by szuend@google.com
https://chromium.googlesource.com/v8/v8/+/855850eb7f78748ff6df40c096611680768e8fdc

Disable embedded builtins by jgruber@chromium.org
https://chromium.googlesource.com/v8/v8/+/e0c3f6d6ca005185e537fb85bbe841fe5dae5240

Remove unused functions by cwhan.tunz@gmail.com
https://chromium.googlesource.com/v8/v8/+/0b49d9f52a876f2272f72b3391b027f315a981d1

[array] Remove ShadowPrototypeElements post-processing from sort. by szuend@google.com
https://chromium.googlesource.com/v8/v8/+/369b447695a88ba9f059e26893b2000049bdde5e

Understanding performance regressions:
  http://g.co/ChromePerformanceRegressions

Comment 4 by hpayer@chromium.org, May 23 2018

Owner: jgruber@chromium.org
Mergedinto: 842214
Status: Duplicate (was: Assigned)

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