Re: [linux-audio-user] preempt or low latency

From: Lee Revell <rlrevell@email-addr-hidden-job.com>
Date: Fri Apr 08 2005 - 20:29:05 EEST

On Fri, 2005-04-08 at 15:36 +0200, John Anderson wrote:
> On Thu, 2005-04-07 at 10:10 -0400, Lee Revell wrote:
> > On Thu, 2005-04-07 at 08:10 +0100, anahata wrote:
> > > On Wed, Apr 06, 2005 at 10:52:02PM -0400, Lee Revell wrote:
> > >
> > > > Or just use 2.6. 2.6.11 OOTB has better latency than 2.4 with those
> > > > patches.
> > > >
> > >
> > > At last! Am I right in thinking that this is the first release of 2.6 of
> > > which that's true? Time for an upgrade, as I see Debian's up to 2.6.11 now.
> >
> > 2.6.12 should be out within a week or two. And my tests with 2.6.12-rc1
> > show it's even better than 2.6.11. So if you're still on 2.4 you might
> > want to wait.
>
> OK, so using 2.6.12 provides better latencies that 2.4.x with pre-empt +
> lowlatency patches?
>
> Or do we still need to apply Ingo's patches to 2.6.12?
>

Judging from the release candidates, 2.6.12 should give you better
latency than Windows or OSX OOTB. With Ingo's patches it's *much*
better.

If you don't need sub-millisecond latencies then 2.6.12 vanilla should
work great.

Lee
Received on Sat Apr 9 00:15:09 2005

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