[c-nsp] Operational impact of switching from ingress to egress replication mode

[Benjamin Lovell]

Excellent point and suggestion. This should prevent punts from smashing your control plane and causing a cascading effect like the one I described. 

-Ben


On Sep 21, 2010, at 3:47 PM, Phil Mayers wrote:

> On 09/21/2010 08:27 PM, Benjamin Lovell wrote:
>> The primary thing to worry about here is the mcast packet rate not
>> number of mroutes. Replication change will cause all mcast packets to
>> be punted to CPU for a short period(few 100 msec or so).
> 
> Remember you can rate-limit this with the MLS limiters. Whilst they defaults are (very) high, lowering it for the duration of this change could ease the problems.
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