[Webkit-unassigned] [Bug 30673] [Qt] Windowless Plugins : Poor Flash performance

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=30673





--- Comment #4 from Girish Ramakrishnan <girish at forwardbias.in>  2009-11-17 23:03:00 PST ---
(In reply to comment #3)
> Hi Girish,
> 
> On the front page, I'm getting about 30% CPU usage in the browser's process and
> the other 60% in X -- I'm pretty sure that all the XSync's are causing the
> problem; I remember that removing those from one section of the code fixed the
> CPU usage issue (although then it was pretty broken).
> 

The XSync's are required and cannot be removed until Flash is fixed.

> The next question is whether they can somehow be eliminated or replaced with
> something else -- right now, the current implementation is more or less
> unusable for watching Flash videos on Channel 4 (and other sites) which used to
> work nice and smooth but doesn't any more.
> 

Yes, from a user's perspective this is a major regression. I would like to have
some confirmation that this behavior is seen in more machines before deciding
what to do. On my machine, channel4 is perfectly usable, no 100% cpu.

Can you try disabling the nvidia driver?

-- 
Configure bugmail: https://bugs.webkit.org/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are the assignee for the bug.