[linux-audio-user] Tickless?

[Jon H]

Those are exciting results!

Did you have to do any other configuration magic to get it working?  I'm
tempted to try a build for debian tonight.

Jon

On 1/31/07, Ken Restivo <ken at restivo.org> wrote:
>
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> On Wed, Jan 31, 2007 at 04:00:24PM +0100, Florian Schmidt wrote:
> > On Wednesday 31 January 2007 12:06, Ken Restivo wrote:
> > > What's with this "tickless" timer option for the HPET? What is its
> effect
> > > on audio/RT performance? Is it worth trying?
> > >
> > > Does it do anything on an Ingo-patched RT kernel anyway?
> > >
> > > -ken
> >
> > http://rt.wiki.kernel.org/index.php/Tickless_kernel
> >
> > Maybe it does some good though too, because generally the thoughput
> should
> > increase because that little bit of code called the scheduler is not run
> > additionally every 1/250 or 1/1000 sec. If i understand that correctly.
> >
>
> Wow, that's interesting. "Tickless" made a dramatic improvement in DSP
> usage! Instead of 65% at idle, it was more like 30%.
>
> However, I'm still getting lots of crackles, and possibly better than
> tickless, possibly worse, I can't tell.
>
> - -ken
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