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Issue 777306 link

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Issue metadata

Status: WontFix
Owner:
Closed: Oct 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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A zero-to-nonzero to 33.5% regression in v8.runtimestats.browsing_mobile at 510399:510627

Project Member Reported by tebbi@chromium.org, Oct 23 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Oct 23 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=777306

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=724437a47b85bdc20c26a1b3f4f56d6e46c9f8743110037127abac45b6d49653


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

android-nexus5X
android-nexus7v2
android-webview-nexus5X
android-webview-nexus6
chromium-rel-mac-retina
chromium-rel-mac11
chromium-rel-win7-dual
chromium-rel-win7-gpu-intel
chromium-rel-win7-gpu-nvidia
chromium-rel-win8-dual
linux-release
win-high-dpi
Project Member

Comment 2 by 42576172...@developer.gserviceaccount.com, Oct 23 2017

๐Ÿ“ Pinpoint job started.
https://pinpoint-dot-chromeperf.appspot.com/job/12df2fff780000
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Oct 23 2017

Cc: bmeu...@chromium.org jarin@chromium.org verwa...@chromium.org
Owner: bmeu...@chromium.org
๐Ÿ“ Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/12df2fff780000

[ic] Ensure that we make progress on KeyedLoadIC polymorphic name.
By bmeurer@chromium.org ยท Fri Oct 20 12:16:10 2017
v8 @ d5c19aa9fc536638b4d3831ba01cf0f1a6a05bbe

Understanding performance regressions:
  http://g.co/ChromePerformanceRegressions
Status: WontFix (was: Assigned)
This is moving furniture... time from IC bucket shifted to optimize bucket.

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