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Ask the Expert:Troubleshooting Tools to Analyze High CPU Utilization Issues on Cisco Catalyst 6500 Series Switches

Community Manager
Community Manager

With Souvik Ghosh

Welcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions about different methods of advanced troubleshooting tools to debug high CPU utilization issues on Cisco Catalyst 6500 Series Switches with Cisco Expert Souvik Ghosh. You can ask questions on troubleshooting issues running in native mode with Cisco Catalyst 6500 Series Supervisor Engine 720 or Cisco Catalyst 6500 Supervisor Engine 32, Cisco Catalyst 6500 running in native mode with Cisco Catalyst 6500 Series Supervisor Engine 2, and Cisco Catalyst 6500 running in hybrid mode.  Souvik Ghosh is a customer support engineer at the Cisco Technical Assistance Center in Bangalore, India. He has three and half years of experience in LAN switching technologies. LAN switching products such as the Cisco Catalyst 6500, 4500, 3750, and 2960 Series Switches are his areas of expertise. He has been involved in various escalation requests from India, Singapore, and Australia and is currently working as a technical lead for the LAN switching team in Bangalore, India. He holds CCNP and CCIP certifications.

Remember to use the rating system to let Souvik know if you have received an adequate response. 

Souvik might not be able to answer each question due to the volume expected during this event. Remember that you can continue the conversation on the Network Infrastructure sub-community   discussion forum shortly after the event.  This event lasts through January 27, 2012. Visit this forum often to view responses to your questions and the questions of other community members.

You can also read the questions he answered during the live event in this FAQ Document. You can also review the Live Webcast video with Souvik who gave a presentation on this topic.

12 Replies 12

Ivan Petrov
Level 1
Level 1

Hi Souvik,

I am having a problem on high CPU being shown on my 7600 router due to IP Input. Do you have any pointer to a document that can help me troubleshoot this? I am running 12.4 IOS.

Also, can you tell me under which circumstances we the IP input would how high percentage of CPU usage?