On Tue, Jun 10, 2008 at 06:27:03PM +0200, Jerome Covini wrote:
> One of my customers has been running into a very similar problem after
> 1.5 year of GLBP stability.
> Running Quad SUP720-3B's + PFC 3B's onto 12.2.18SXD=>8 IIRC, GLBP
> running in round-robin mode for server LB'ing.
This sounds exactly like the situation we ran into. Was there a
catalyst (pun kind of intended :) for the beginning of the issue? In
our situation, nothing spurned it. No config changes happened at the
same times, nothing was added, just *poof*, and we had a thousand GLBP
groups constantly changing state.
Have you tried adjusting any of the GLBP timers? Another person
suggested doubling the hello interval, which was something I was going
to try a while back.
I think we're going to move back toward HSRP anyway - we use MST to
split traffic across uplinks, so GLBP actually makes half of our
traffic switched non-optimally. We've wanted to move away for a
while and Cisco's inability to help with this wasn't
> Can you let me know if a Cisco bugid has been already created following
> your TAC request ?
No - Cisco has no idea what's going on, no Bug ID. Only got a few
wild-ass suggestions.
--
Ross Vandegrift
[EMAIL PROTECTED]
"The good Christian should beware of mathematicians, and all those who
make empty prophecies. The danger already exists that the mathematicians
have made a covenant with the devil to darken the spirit and to confine
man in the bonds of Hell."
--St. Augustine, De Genesi ad Litteram, Book II, xviii, 37
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