[c-nsp] How much will a service policy kill a router?

Rodney Dunn rodunn at cisco.com
Thu May 31 09:51:29 EDT 2007


I'd guess (since I haven't explicitly testing that exact combination)
less than 10%. If it's at high rates with a shaper activated it may be
more.

Rodney

On Thu, May 31, 2007 at 09:46:34AM -0300, Sean Watkins wrote:
> Very small - say one class policing on a /24, and another class priority
> on dscp.
> 
> 
> --
> Sean Watkins
> North Rock Communications
> Phone: 441-540-4102
>   
> 
> > -----Original Message-----
> > From: Rodney Dunn [mailto:rodunn at cisco.com] 
> > Sent: Wednesday, May 30, 2007 4:35 PM
> > To: Sean Watkins
> > Cc: cisco-nsp at puck.nether.net
> > Subject: Re: [c-nsp] How much will a service policy kill a router?
> > 
> > Impossible to answer without knowing the full classification 
> > model you use.
> > 
> > thousdand line acl's...hit is a lot.
> > 
> > short acl's .... smaller.
> > 
> > 
> > 12.4(11)T ...large hit until we fix some of the problems we 
> > caused with a new classification infrastructure.
> > 
> > On Wed, May 30, 2007 at 02:51:20PM -0300, Sean Watkins wrote:
> > > Hi,
> > > 
> > > Quick question - in others experience here, adding a 
> > service policy to 
> > > a 7200 with NPE-G1, running at a good 80-90 MB/s, how much will it 
> > > kill it? The box sits at about 30% load constantly.
> > > 
> > > 
> > > Sean
> > > _______________________________________________
> > > cisco-nsp mailing list  cisco-nsp at puck.nether.net 
> > > https://puck.nether.net/mailman/listinfo/cisco-nsp
> > > archive at http://puck.nether.net/pipermail/cisco-nsp/
> > 


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