[linux-audio-user] Which kernel for low latency?

James Stone stone1 at btinternet.com
Sun Jan 18 06:00:03 EST 2004


On Sun, Jan 18, 2004 at 11:20:32PM +0000, Glenn McCord wrote:
> That link is useful. I've been trying to find out what the mm stood for.
> And I have sound working now. As it turns out I think I needed to 
> compile in not only:
> <*> EMU10K1 (SB Live! & Audigy, E-mu APS)
> but...
> <*> (Creative) Ensoniq AudioPCI 1370
> <*> (Creative) Ensoniq AudioPCI 1371/1373
> aswell.

Interesting. What sound card do you have?

> 
> Now I'm off to get jack running but I've had really bad form with that 
> and the 2.6

What problems?

> 
> Q. With the 2.4 kernel, low-latency was seen to be working by going:
> cat /proc/sys/kernel/lowlatency
> 
> but now all I get is:
> root at upstairs linux # cat /proc/sys/kernel/lowlatency
> cat: /proc/sys/kernel/lowlatency: No such file or directory
> 
> How does the 2.6 use low-latency audio? Is it buried deep amongst the 
> features now, and working by default?

As I understand it, low latency features are included in the kernel and
you don't need to do anything extra.

James


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