Bug 683651 Comment 89 Edit History

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Original comment by
on 
This is a performance profile on the latest commit: https://share.firefox.dev/3MQJiR6. It does have Appshell in the top.

@kershaw Can you answer Olli's question regarding Necko?
(In reply to Olli Pettay [:smaug][bugs@pettay.fi] from comment #87)
> What is Necko (assuming this is a necko issue) doing to keep the main thread of the parent process so busy? Or rather, not the main thread of Gecko, but the OS level event queue/loop.
> Does it trigger something on the OS side which then triggers appshell to run all the time?
> 
> https://bugzilla.mozilla.org/show_bug.cgi?id=1804295 is where the performance mode was removed.
Revision 1 by
on 
This is a performance profile on the latest commit: https://share.firefox.dev/3MQJiR6. It does have Appshell in the top.

@kershaw Can you answer Olli's question regarding Necko?
(In reply to Olli Pettay [:smaug][bugs@pettay.fi] from comment #87)
> What is Necko (assuming this is a necko issue) doing to keep the main thread of the parent process so busy? Or rather, not the main thread of Gecko, but the OS level event queue/loop.
> Does it trigger something on the OS side which then triggers appshell to run all the time?

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