[c-nsp] Sup720 CoPP, limits on CPU performance

[Charles Spurgeon]

On Thu, Mar 25, 2010 at 08:51:22AM +0100, Gert Doering wrote:
> Hi,
> 
> On Wed, Mar 24, 2010 at 10:49:19PM -0400, Rodney Dunn wrote:
> > Explain the glean to me again?
> 
> Someone "up-thread" reported about a problem with early(?) 3Bs that would
> lead to a surprising interaction of mls rate limiters for glean traffic
> and output ACLs of the input interface.  We haven't seen this, but I find
> this scary.

It is definitely scary, and it can be tough to figure out what is
going on when this happens.

Here's my old posting on the issue:
http://puck.nether.net/pipermail/cisco-nsp/2007-February/038465.html

-Charles

Charles E. Spurgeon / UTnet
UT Austin ITS / Networking
c.spurgeon at its.utexas.edu / 512.475.9265