I have some old scope traces available at
http://www.med.uvm.edu/~gaffney/scope.html which show jitter for an
interrupt driven task.
This was done with a digital storage scope, the pink trace is current,
the blue traces are from the past and show the jitter.
On Thu, 4 Feb 1999, Johan Verrept wrote:
> Ciro Cattuto wrote:
> > I measured the jitter affecting periodic task scheduling
> > under RT-Linux, on a 386SX 20MHz. I can send you the
> > histogram showing the jitter time distribution and
> > a brief sketch of the technique used to make the measure.
>
> I would like the jitter results when responding to an interrupt source. (PCI
> card interrupt source) The system would probably be a PII (300+)
>
> I would be interested in how to measure this. Is your technique usable?
>
> J.
>
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