[ardour-users] OT - 2.6.11 kernels for audio

[David Mulcahy]

On Monday 11 April 2005 21:56, Mark Knecht wrote:
> On Apr 11, 2005 1:40 PM, Joe Button <ardour at joebutton.co.uk> wrote:
> > On Monday 11 April 2005 21:21, Mark Knecht wrote:
> > > What part of those is still required?
> >
> > These days you really just need the vanilla kernel + realtime LSM.
> > Apparently 2.6.12rc2 is significantly better than 2.6.11 latencywise.
> >
> > You can also add the realtime-preempt patch (which used to be called the
> > voluntary preempt patch) for even better performance:
> >
> > http://people.redhat.com/mingo/realtime-preempt/
> >
> > Good luck, HTH
>
> I think it helps. I've just brought up Gentoo's ck-sources. As root
> I'm running Jack at 16/2 (.73mS latency) and no xruns so far. Haven't
> done much, but with Jack running at 16/2 I can go to the console, I
> can run hdparm -tT, get good disk results, and can browse the web.
> Still no xruns, so that's not bad if I can get the realtime-lsm module
> added to it.
>
> I found what I guess is one of Jack's sites:
>
> http://www.joq.us/realtime
>
> There seem to be updates here. The most recent is realtime-lsm-0.8.5
> dated 11/24/04. Is that the most recent?
>
I think the latest is 

http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.12-rc2/2.6.12-rc2-mm3/broken-out/rt-lsm.patch

Dave