[c-nsp] CPU load on 7206 with 1200 DSL users

[Denny Reiter]

Antonio Querubin wrote:
> We're considering moving approximately 1200 DSL and a handful of Frame 
> Relay users provisioned over 2 DS3s on an aging Redback SMS-500 onto 
> another router.  One of the devices under consideration is a Cisco 7206 
> VXR using ATM RBE for the DSL provisioning.  The 7206 VXR currently has a 
> NPE-300 which we might need to upgrade if we use it for this purpose.
>
> I'm interested in the CPU average and peak loads I can expect with 
> approximately that number of users in that configuration or with other 
> still-supported NPEs.  We also poll all our devices every 5 minutes via 
> SNMP for bandwidth usage data so that can drive the CPU load up a notch. 
> Each end-site would be provisioned on a separate subnet/interface with 
> uRPF enabled.
>
>
>   
I have 7206VXR units with NPE-G1s and ATM OC3s.  On one, I have 1600 
ADSL customers with the cpu staying around 10%.  The other has 5800 ADSL 
customers and eight T1 customers and it stays between 30-40%.  The 
second one also has a hundred or so PPPoE customers.

Regards,

Denny Reiter