[c-nsp] High interrupt load on 7507

Rodney Dunn rodunn at cisco.com
Wed Jun 21 15:50:31 EDT 2006


On Wed, Jun 21, 2006 at 03:31:50PM -0400, David Coulson wrote:
> Rodney Dunn wrote:
> > dual switches, redundancy with HSRP/VRRP.
> 
> Yep.
> 
> > routers do best at routing not bridging in this bridging
> > context.
> 
> If I replace my RSP4 with something better (RSP8 or whatever), will that
> get me more bridging juice?

Yes...faster CPU more pps. But it will be no where close to unicast
switching performance.

 Am I hitting a limitation of the RSP4, or
> something else.

fact that it's not dCEF and the code isn't that efficient in the
switching path for bridging so performance is worse. To compensate
you can buy a faster processor.

Rodney

> 
> David


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