[nsp] 6500 Native IOS ACLs

David Sinn dsinn@microsoft.com
Wed, 13 Nov 2002 09:56:34 -0800


It is actually easier on Hybrid since you know that anything counted at
being routed by the MSFC was punted to it by the PFC since it couldn't
handle it (thus all of the interface counters increment only for MSFC
routed packets, making finding the interface(s) at fault very quick and
easy).

Check for log keyword and the other suggestions listed before on this
thread.

If that isn't it, you need to start looking at the actual traffic the
MSFC is being forced to handle.  Depending on load turning on ip
accounting, or Netflow have proven helpful before.

David

-----Original Message-----
From: Paul Lustgraaf [mailto:grpjl@iastate.edu] 
Sent: Wednesday, November 13, 2002 9:21 AM
To: Cisco-NSP
Subject: Re: [nsp] 6500 Native IOS ACLs 



> Your MSFC CPU is burning time routing packets (as evident with the
high
> interrupt CPU).
> 
> Check your interfaces with a "sho int stat" and see if you have one or
> more interfaces that have a heavy percentage of "route cache" switched
> packets relative to "distributed cache".  This will tell you which
> interface is causing the problem, or is it all of them.  That might
give
> you a more specific point to focus on.
> 
> David

And I have the same problem, except using hybrid IOS with CatOS.

Any suggestions where to look with this combination?



Paul Lustgraaf                   "Change is inevitable.  Progress is
not."
Manager of Network Services
Iowa State University Academic Information Technologies
grpjl@iastate.edu
Ames, IA  50011
515-294-0324

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