[mythtv-users] Dual SW card usage on XP2200

[Douglas Phillipson]

John Freer wrote:
> Hi all:
> 
> I've got an XP2200 box that I've been really happy with with myth.  2
> SW Hauppauge cards, btaudio.  Everything works fine, but I'm getting
> choppy playback when recording two streams and playing back one.
> 
> top shows that I'm in general 10% free CPU, but it spikes to 100%
> every few seconds or so.  
> 
> The box is also my firewall box for NAT, etc., so I think that other
> services are occasionally pulling CPU power and causing the skipping.
> 
> Could someone post some suggestions on the best things to try first,
> second, etc.?  I could just go in and re-nice stuff, but I don't know
> if that's the best course.
> 
> I've also tried reducing the encoding rates, and am using RTJPEG,
> etc.  That seems to reduce average CPU, but doesn't address the
> spikes that cause the choppyness.
> 
> What's the best route to optomize my setup?  (Outside of getting a
> PVR250 or XP3000).
> 
> Thanks,
> John.
> 
> 
I'm having a real problem with btaudio.  Could you post a detailed 
procedure on how to get it working please?  The README that comes with 
it is VERY lacking in details.  I'm sure a bunch of people would 
appreciate it.

Thanks

Doug P