On (2009-07-16 10:23 +0100), Phil Mayers wrote:

Hey,

> Could it be the slot? If so, why would it manifest only on a single,
> or a small number of LSPs?

I've had various of packet loss issues  affecting just single prefix
in PFC3x boxes, typical cause is invalid programming in hardware,
but correct in software, causing hardware to punt traffic
rate-limited to software and software forwarding correctly.

Best way to debug when you've eliminated config errors and
physical link issues is to use ELAM to capture DBUS/RBUS
headers, which will tell you, what the platform is going
to do to the frame.
If interrupt load is something different than 0-1, most
likely something is wrong, however punted amount of 
traffic may be so low that something is wrong even though
interrupt load is 0-1.

-- 
  ++ytti
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