Recent poor DVD playback performance
Philip Walden
pwaldenlinux at pacbell.net
Mon Nov 27 19:41:11 UTC 2006
Andy Green wrote:
> Philip Walden wrote:
>
>> Top says Xorg0 @ 68%, mplayer @ 28%.
>
>
> Might it be the offscreen compositing stuff somehow? If there is
> something like this floating around in /etc/X11/xorg.conf
>
> Section "Extensions"
> Option "Composite" "Enable"
> EndSection
>
> try setting it to Disable and restart X.
Looks like it is a xorg bug such that it does not set MTRR reducing AGP
performance by 2X:
https://bugs.freedesktop.org/show_bug.cgi?id=6221
https://bugs.freedesktop.org/show_bug.cgi?id=5801
Explains why I am seeing this recently too. Fixed in xorg 7.1
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