[linux-audio-user] molnar patch
nando at ccrma.Stanford.EDU
Mon May 8 14:38:53 EDT 2006
On Mon, 2006-05-08 at 20:14 +0200, Florian Paul Schmidt wrote:
> On Mon, 8 May 2006 12:03:34 -0500
> "Josh Lawrence" <hardbop200 at gmail.com> wrote:
> > On 5/7/06, Dana Olson <dana at ubuntustudio.com> wrote:
> > > Did you bother reading the rest of the stuff on my site? Or did you just
> > > stop reading once you got to the kernel part? The kernel is only one
> > > part of it, and even that is optional if you get acceptable performance
> > > without Ingo's patch.
> > >
> > > Here is a hint:
> > > http://www.ubuntustudio.com/wiki/index.php/Breezy:Studio_Preparation#Real-Time_Support
> > fyi, I've followed Dana's instructions more than once and found them
> > to be excellent. Just use a little common sense when following them
> > (there are newer versions of the kernel and the patch out) and you'll
> > be fine.
> > As Dana mentioned, there's a LOT more to getting realtime working than
> > just the kernel - be sure to read everything there.
> I browsed over that page and didn't find any info on setting up the irq
> handler priorities which is _the_ essential feature of -rt.
You should look at the rtirq startup script by Rui Nuno Capela:
I use it successfully to get everything prioritized right automagically.
Jack itself should be below the priority of the soundcard interrupt as
set by rtirq.
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