BGP Traffic Flood

Nick nick at somerandomnick.ano.mailgate.vanet.org
Wed Mar 23 05:53:44 CET 2011


On Sun, Mar 20, 2011 at 04:08:11PM +0100, Ondrej Zajicek wrote:
> On Fri, Mar 11, 2011 at 01:45:22AM +0000, Nick wrote:
> > When I downgrade to 1.2.5 the flood doesn't come back.
> 
> I am not sure how interpret this sentence. In 1.2.5, there
> was a flood or not?

In 1.2.3 and 1.2.5 there was no flood.  In git there was a flood.

> Which routes are exported to the BGP? Static routes or from another
> BGP?

from another BGP

> It would be a good idea to enable debug messages 'debug all
> { routes }' to know if there is the same flood inside BIRD or just
> on the output of BGP.

>>> pipe_dn42_routes < replaced 172.22.55.0/24 via 172.22.104.40 on dn42_as64704
>>> pipe_dn42_routes > added 172.22.55.0/24 via 172.22.104.40 on dn42_as64704
>>> pipe_dn42_routes < replaced 172.22.50.0/24 via 172.22.104.40 on dn42_as64704
>>> pipe_dn42_routes > added 172.22.50.0/24 via 172.22.104.40 on dn42_as64704
>>> pipe_dn42_routes < replaced 172.22.62.0/24 via 172.22.104.40 on dn42_as64704
>>> pipe_dn42_routes > added 172.22.62.0/24 via 172.22.104.40 on dn42_as64704
>>> pipe_dn42_routes < replaced 172.22.59.0/24 via 172.22.104.40 on dn42_as64704
>>> pipe_dn42_routes > added 172.22.59.0/24 via 172.22.104.40 on dn42_as64704
>>> pipe_dn42_routes < replaced 172.22.44.0/23 via 172.22.104.40 on dn42_as64704
>>> pipe_dn42_routes > added 172.22.44.0/23 via 172.22.104.40 on dn42_as64704
>>> pipe_dn42_routes < replaced 172.22.41.0/27 via 172.22.104.40 on dn42_as64704
>>> pipe_dn42_routes > added [best] 172.22.41.0/27 via 172.22.104.40 on dn42_as64704
>>> kernel1 < replaced 172.22.41.0/27 via 172.22.104.40 on dn42_as64704

The messages fly too fast for my terminal.  Do you need a longer log?

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