[mythtv-users] Mythfrontend idle cpu consumption help

Michael T. Dean mtdean at thirdcontact.com
Wed Nov 18 22:17:11 UTC 2009

On 11/18/2009 04:35 PM, jansenj wrote:
>> Also, when using OpenGL painter, the nvidia-settings OpenGL (not video)
>> Sync to Vblank setting may have an effect.
> 1. I'm using the Qt painter, but I've seen the same issue with the GL
> painter.
> 2. I've tried that setting in poth positions for the Qt painter, still have
> the issue.

The OpenGL sync to vblank won't have an effect when using the Qt painter.

Since you seem to be using CPU frequency scaling, if you're using an AMD 
processor, frequency scaling may decrease the memory speed/bandwidth, 
which could artificially increase the CPU usage.  Can you test it with 
the governor set to Performance?


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