[c-nsp] Cisco 7201 (G2) Traffic Performance (High CPU Utilization)

[Roland Dobbins]

On Oct 15, 2014, at 10:41 PM, Nick Hilliard <nick at foobar.org> wrote:

> If the CPU load is high, then check to see what's causing it.

His sh proc c output snippet indicates that almost all his CPU usage is interrupts - on a software-based platform, that's indicative of pps, whether directed to the box or through the box.

Is this router on the Internet, or on a private WAN?

Can you enabled NetFlow on the router and take a look at the contents of the NetFlow cache?  No, the additional CPU is not a big deal, it's single-digit.

Take a look at this preso:

<https://app.box.com/s/mnshn99c13uekrggy99b>

sh proc c | e 0.00 would be helpful.


----------------------------------------------------------------------
Roland Dobbins <rdobbins at arbor.net> // <http://www.arbornetworks.com>

                   Equo ne credite, Teucri.

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