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Issue 760889 link

Starred by 3 users

Issue metadata

Status: Duplicate
Merged: issue 760886
Owner:
Closed: Sep 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Mac
Pri: 1
Type: Bug-Regression



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Regression: Delay is seen while loading the data on Devtools.

Reported by aiman.an...@etouch.net, Aug 31 2017

Issue description

Chrome version: 62.0.3201.0 (Official Build)5d0afdac43361da3ee5cb6f11f756c07423756ba-refs/heads/master@{#498715} (64 Bit).

OS: Mac(10.12.3, 10.12.5).

Steps to reproduce:
1.Launch chrome, open devtools on NTP, go to Memory section.
2.Click on Take snapshot for “Take heap snapshot” and wait until reading gets loaded.
3.Scroll up/down the readings and observe.

Actual Result: Delay is seen while loading the data.
Expected Result: Delay should not be seen.

This is Regression Issue broken in M-62 and will soon provide other bisect info.

Manual Bisect Info:
Good Build: 62.0.3197.0
Bad Build: 62.0.3198.0

 
Actual Result.mov
3.7 MB Download
Expected Result.mov
4.1 MB Download
Labels: Needs-Bisect
Status: Untriaged (was: Unconfirmed)
Owner: alph@chromium.org
Status: Assigned (was: Untriaged)
Labels: -Needs-Bisect hasbisect
Owner: sunn...@chromium.org
Narrow Bisect:
https://chromium.googlesource.com/chromium/src/+log/a9939df8611653dbce797bd7321eb319be5f1f1c..668749693c0abc7f00871a2abea73628e6aa0332?pretty=fuller&n=10000

Suspecting: r497615?

@sunnyps: Kindly help to re-assign if your change is not the cause for this issue. 
I'll assume it's related to the command buffer changes and try to repro.
Components: -Platform>DevTools Internals>GPU>Internals
Mergedinto: 760886
Status: Duplicate (was: Assigned)

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