Cisco 4500 high CPU - Urgent!

[Nils Sandborg]

Hi!

I have trouble with one of our cisco 4506.

Version 12.2(25)EWA8

The switch have very high CPU utilization and I really don't know what the problem is.

When i check the "sh proc cpu storted" i get this:

55.59% 57.26% 58.42%   0 Cat4k Mgmt LoPri

sh platform health:

K2L2 Address Table R   2.00 60.71%     12      5  100  500  74%  71%   42%  3351:56

Now I don't really know how to continue..

I there anybody out there who can help me?

[Reza Sharifi]

Hi,

Have a look at this document.  There can be a number of things that can cause high CPU.

http://www.cisco.com/en/US/products/hw/switches/ps663/products_tech_note09186a00804cef15.shtml

HTH

Reza

[Nils Sandborg]

Hi and thank you!

I found the problem.

There where two hosts that flapped.

Don't know why the cpu was so high cause it have been like this for days now, kind of a round robin solution.