[mythtv-users] PUNDIT High-CPU watching TV - Fixed

[hpoley at dds.nl]

Citeren Paul Volkaerts <paul.volkaerts at lineone.net>:
> From: mythtv-users-bounces at mythtv.org
>> Paul Volkaerts wrote:
>>> Just for reference, I fixed the high-CPU problem; or should I say Thomas
>>> Winischhofer did!
>>>
>>> Enabling MTRR in the kernel took the CPU used by XFree86 down from 50% to
>>> less than 1% whilst watching recordings.
>> 
>> What is MTRR and how did you enable it?
>
> Enable it my building the kernel with the option in.
> 
> So: run make menuconfig to configure your linux kernel and under "Processor
> Type" there is an option called MTRR (Memory Type Range Register); which
> defaults to OFF at least on Debian installs.
> 
> Hitting HELP here defines MTRR as ... "allows bus transfers to be combined
> into a large transfer before bursting over the PCI/AGP bus".

I've got MTRRs enabled. So could you give some more hints? I've also got a 
Pundit, but X runs at 7-8% (@ 720x576). Which seemed good to me, but now I think 
it might explain the slight playback problems I have.

Maybe you could mail your XF86Config and kernel .config?

   Henk Poley <><