[linux-audio-user] Low latency with 2.6.16.16 vanilla

Joel Roth joelz at pobox.com
Tue May 23 20:49:01 EDT 2006


On Tue, May 23, 2006 at 05:01:28PM -0700, Mark Knecht wrote:
> Hi,
>   I'm just echoing Lee's inputs as someone who's been down the low
> latency path for a while now. I am currently using 2.6.16-gentoo-r2
> with no low latency patches. It works fine on my AMD64 hardware, at
> least for low work load low latency needs. I run at 64/2 on my HDSP
> 9652 and get no xruns doing mostly mixing and a very little recording.
> However I do require realtime-lsm be enabled and loaded. Without
> realtime-lsm all kernels on my machine, with or without Ingo's
> patches, cause xruns.

Does realtime-lsm offer any performance benefits over simply
running relevant sound apps as root? I'm aware of the security benefits.
 
>   I have not tried the pam enabled realtime methods as there doesn't
> seem to be any value spending the time to do it just yet.
> 
> Cheers,
> Mark

-- 
Joel Roth



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