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Issue 814171 link

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Issue metadata

Status: WontFix
Owner:
Closed: Feb 2018
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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6.9% regression in system_health.memory_mobile at 536307:536360

Project Member Reported by alexclarke@chromium.org, Feb 21 2018

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Feb 21 2018

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=814171

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=ed44ef6084c73863913c56a17a94544b39d8b2b3bb6173a663b831a7baade81d


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

android-webview-nexus5X
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Feb 23 2018

Cc: bmeu...@chromium.org neis@chromium.org gsat...@chromium.org
Owner: bmeu...@chromium.org
Status: Assigned (was: Untriaged)
📍 Found significant differences after each of 2 commits.
https://chromeperf.appspot.com/job/16a27ec7840000

[builtins] Refactor the promise resolution and rejection logic. by bmeurer@chromium.org
https://chromium.googlesource.com/v8/v8/+/c0412961892cddb0455fd7eb2ea9bcd46deae15d

[builtins] Optimize PromiseResolveThenableJob for the common case. by bmeurer@chromium.org
https://chromium.googlesource.com/v8/v8/+/1f8dcc5d2eba108dbfaa51c7e544f3899b5cf9a0

Understanding performance regressions:
  http://g.co/ChromePerformanceRegressions
Graph recovered. Looks like some infra hickup.
Status: WontFix (was: Assigned)

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