jitter under RTAI?
mantegazza at aero.polimi.it
Tue Jun 20 17:34:43 CEST 2006
> I am presently running Comedi for digital I/O (combined read/write) WITHOUT
> RTAI, & I notice a jitter of about 10 usec. I am interested in whether this
> jitter can be significantly decreased by installing RTAI. I have been trying
> to scan this mail list to see what I might expect, but my understanding of
> what I see here is that not much better timing than 10 usec is likely under
> RTAI. Have I understood this capability correctly?
> [The digital I/O hardware I am using is capable of much faster I/O.]
What is your definition of jitter? Is it specific to your case? How are
you measuring such a jitter using standard Linux?
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