[mythtv-users] Fine Grained Mythtv Tuning

Andre mythtv-list at dinkum.org.uk
Fri Dec 10 10:53:19 UTC 2010

On 10 Dec 2010, at 05:02, Greg Oliver wrote:

> Well, I finally have my system running optimally.  It allows me to
> record up to 6 programs while watching 1 ***without judder***
> I always though that the machine was powerful enough to endure
> anything, and using top, latencytop, iotop, etc - I could not hit the
> nail on the head why until I finally turned on debugs and saw it for
> myself.  It was not feeding data fast enough for mythtv.  I started
> examinig it closer with much higher refresh rates with the above
> tools, and indeed, there were millisecond spikes causing the player to
> hiccup.
> I had previously setup (more for fun than requirement, and
> half-complete) fine grained controls over the system, but had an error
> I had to track down.  I created a page on the wiki if anyone is
> interested in similar.
> http://www.mythtv.org/wiki/Tuning_Linux_for_MythTV:_Using_cgroups

Thanks for this, I've planned to look at this for ages but never quite got around to it.

Looks very clear and comprehensive.


> -Greg
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