From kde-devel  Mon Jul 14 19:31:03 2008
From: Erik de Groot <edg72 () home ! nl>
Date: Mon, 14 Jul 2008 19:31:03 +0000
To: kde-devel
Subject: Re: KDE4 and the nvidia driver
Message-Id: <200807142131.03413.edg72 () home ! nl>
X-MARC-Message: https://marc.info/?l=kde-devel&m=121606398332402

Hi,

Just for my understanding: how do I disable VSync?
Since a few weeks I noticed that kwin eats half of my CPU so I am eager to get 
this issue solved.

Best Regards,
Erik

On Monday 14 July 2008 12:10:15 Andras Mantia wrote:
> On Monday 14 July 2008, Petri Damstén wrote:
> > On Sunday 13 July 2008 21:16:57 Grzegorz Kamola wrote:
> > > Option "DamageEvents" "True"
> >
> > If this option is enabled kwin crashes and I cannot set OpenGL at
> > all. If disabled I can set OpenGL but kwin takes 40% of cpu. XRender
> > is slow but only thing somehow usable.
>
> Have you tried disabling VSynch? That helped me to reduce kwin cpu
> usage.
>
> Andras

 
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