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Issue 760224 link

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Issue metadata

Status: Archived
Owner:
Last visit 28 days ago
Closed: Dec 2017
Components:
EstimatedDays: ----
NextAction: ----
OS: All
Pri: 2
Type: Bug



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DevTools: reportFileChunk adds unnacceptable jank to Chrome

Project Member Reported by paulir...@chromium.org, Aug 29 2017

Issue description

I was tracing a random tab in my chrome but saw a LOT of activity on another renderer thread... it turns out its the reportFileChunk loop going on.  It's far too expensive on my MacPro compared to everything else the browser is doing.

I have a trace, but will have to share privately
 
Screen Shot 2017-08-29 at 11.00.17 AM.png
126 KB View Download
Screen Shot 2017-08-29 at 11.01.21 AM.png
49.2 KB View Download
Screen Shot 2017-08-29 at 11.01.34 AM.png
75.6 KB View Download
Status: Archived (was: Assigned)
Hey Paul! No plans to work on this in the upcoming year. If you think this is important, please re-file with justification.

Thanks!

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