[etherlab-users] UNMATCHED and SKIPPED datagrams

Florian Pose fp at igh-essen.com
Thu Jan 22 10:22:48 CET 2009


On Thu, Jan 15, 2009 at 05:39:05PM +0100, Erwin Burgstaller wrote:
> But, what's strange, if that happens once, the system never gets right
> anymore, even if the other tasks are removed.

What do you see in that case? Are all datagrams skipped? Does the same
number of datagrams appear as unmatched?

> Is it correct, that the same datagram (f4d85640 in that very case) is
> skipped for several hours? Or could there be a problem in the masters
> datagram queue?

The only case that I could explain this with, is if the cycle time of
your application is in the same size as the frame round-trip time (which
is usually 10-20 usec. But your cycle time isn't that fast, is it?

-- 
Best regards,
Florian Pose

http://etherlab.org



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