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Issue 854515 link

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Issue metadata

Status: Untriaged
Owner: ----
Cc:
EstimatedDays: ----
NextAction: 2018-07-09
OS: ----
Pri: 3
Type: Bug-Regression



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11.8%-57% regression in loading.mobile at 566813:567055

Project Member Reported by alexclarke@chromium.org, Jun 20 2018

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Jun 20 2018

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=854515

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=4a688fcfbdf7426fe48b2c0f91482b76ca2bad86ee59abd431ea018223cc4fb4


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

android-nexus5
android-nexus5X
android-one
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jun 20 2018

😿 Pinpoint job stopped with an error.
https://pinpoint-dot-chromeperf.appspot.com/job/11e7a563240000

All of the runs failed. The most common error (20/20 runs) was:
ReadValueError: Could not find values matching: {'story': u'VoiceMemos_cold', 'tir_label': u'cold', 'histogram': u'timeToFirstContentfulPaint'}
Looks like this bug placed together lots of alerts from different benchmarks on non-overlapping ranges.

I'll try to do some re-triagin ...
I created a bunch of new bugs and left this one for thread_times.* benchmarks only. Also re-kicking some bisect.
Project Member

Comment 7 by 42576172...@developer.gserviceaccount.com, Jun 26 2018

😿 Pinpoint job stopped with an error.
https://pinpoint-dot-chromeperf.appspot.com/job/11d97c3f240000

The swarming task expired. The bots are likely overloaded, dead, or misconfigured.
Labels: Pri-3
NextAction: 2018-07-09
Downgrading P2 issues unmodified for more than 6 months, which have no owner or component.

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