[Xenomai] ipipe-gch-ipipe-3.0-imx6q latency

Gilles Chanteperdrix gilles.chanteperdrix at xenomai.org
Tue Dec 8 12:23:20 CET 2015


On Tue, Dec 08, 2015 at 06:43:02PM +0800, eric wrote:
> hello:
> I use xenomai-2.6.4 with kernel
>         ipipe-gch-ipipe-3.0-imx6q.tar.bz2 with sample test , build
>         the flow module with timer 250us cycle,if I make a user
>         space application with memory copy ,the kernel latency
>         will very big ,why??? thanks

Do you have the same problem if you use a recent mainline kernel?
Such as 3.14 or 3.18 ?

-- 
					    Gilles.
https://click-hack.org



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