Extreme BlackDiamond

Mon Oct 13 21:54:44 UTC 2003

On Mon, Oct 13, 2003 at 02:15:59PM -0700, Tom (UnitedLayer) wrote:
> 
> On Mon, 13 Oct 2003 sthaug at nethelp.no wrote:
> > Maybe you could expand on the BGP scanner problems - we haven't seen
> > them all the time we've been running 6500 native with full routes (about
> > 1.5 years now).
> 
> BGP Scanner taking up close to 100% of CPU on a box periodically.
> GSR doesn't seem to do it, but a buncha other cisco boxes do.
> Its more irritating than anything else, especially when customers complain
> that when they traceroute they see ~200ms latency to the router...

On the GSR, dCEF is turned on by default, and the GRP does the bgp
processing while the linecards continue to forward packets without
interruption (well at least until an update comes in and dCEF starts
pointing the packets out the wrong interface at any rate). :P

-- 
Richard A Steenbergen <ras at e-gerbil.net>       http://www.e-gerbil.net/ras
GPG Key ID: 0xF8B12CBC (7535 7F59 8204 ED1F CC1C 53AF 4C41 5ECA F8B1 2CBC)