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Issue 800722 link

Starred by 2 users

Issue metadata

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



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32.3% regression in loading.desktop at 527530:527532

Project Member Reported by hjd@google.com, Jan 10 2018

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Jan 10 2018

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=800722

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=508fa1f424aaec07009696533eaecea89addb29411a068cea3989ef51a94beff


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

chromium-rel-mac12-mini-8gb
Project Member

Comment 2 by 42576172...@developer.gserviceaccount.com, Jan 10 2018

๐Ÿ“ Pinpoint job started.
https://pinpoint-dot-chromeperf.appspot.com/job/11a10a87040000
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jan 10 2018

๐Ÿ“ Couldn't reproduce a difference.
https://pinpoint-dot-chromeperf.appspot.com/job/11a10a87040000
Project Member

Comment 4 by 42576172...@developer.gserviceaccount.com, Jan 11 2018

๐Ÿ“ Pinpoint job started.
https://pinpoint-dot-chromeperf.appspot.com/job/16e0b2a7040000

Comment 5 by hjd@chromium.org, Jan 11 2018

Kicked bisect on another (hopefully cleaner) graph from the group.
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Jan 26 2018

๐Ÿ“ Pinpoint job started.
https://pinpoint-dot-chromeperf.appspot.com/job/13d64c82840000
Project Member

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

๐Ÿ“ Pinpoint job started.
https://pinpoint-dot-chromeperf.appspot.com/job/13b5735c840000
Cc: tdres...@chromium.org
Trying one more bisect, since the last one stopped in the middle and didn't seem to repro. +tdresser since this is more noise in first paint metrics, although only a few of these graphs dropped back down to normal levels like the bugs I am seeing from December/November did.
Project Member

Comment 9 by 42576172...@developer.gserviceaccount.com, Jan 26 2018

Cc: isherman@chromium.org yhirano@chromium.org
Owner: yhirano@chromium.org
Status: Assigned (was: Untriaged)
๐Ÿ“ Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/13d64c82840000

Revert "Update RendererSideResourceScheduler testing config"
By yhirano@chromium.org ยท Fri Jan 05 06:51:58 2018
chromium @ 834240f40e8a479ca1ff308b4154b5054f9612aa

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

Comment 10 by 42576172...@developer.gserviceaccount.com, Jan 26 2018

๐Ÿ“ Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/13b5735c840000

Revert "Update RendererSideResourceScheduler testing config"
By yhirano@chromium.org ยท Fri Jan 05 06:51:58 2018
chromium @ 834240f40e8a479ca1ff308b4154b5054f9612aa

Understanding performance regressions:
  http://g.co/ChromePerformanceRegressions
Cc: -isherman@chromium.org
Do the perf bots attempt to merge duplicate bugs at all?  I think I've seen quite a lot of bugs filed for this one root cause...
Status: WontFix (was: Assigned)
This is a revert change.

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