On 2008-11-20, Dave Meador <[EMAIL PROTECTED]> wrote:

> Have you tried to compile the kernel with low-latency +
> preemtion option which is supposed to allow userspace
> applications to react faster?

So far, I'm using defaults as supplied by the uclinux-dist
that's supplied by Altera for NIOS2.

> I believe that the default is 'server' mode.  I think
> 'Low-Latency Desktop' mode may give you better performance.
>
> Here is what your linux config option will look like:
>
> Processor type and features
>   Preemption Model
>     ( ) No Forced Preemption (Server)
>     ( ) Voluntary Kernel Preemption (Desktop)
>     (x) Preemptible Kernel (Low-Latency Desktop)
>
> Let us know if your performance improves by trying any of these options,

Thanks for the pointer -- I'll give it a try.

-- 
Grant Edwards                   grante             Yow! Are we live or on
                                  at               tape?
                               visi.com            

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