[j-nsp] bfd = busted failure detection :)

[Richard A Steenbergen]

On Wed, Dec 09, 2009 at 12:27:55AM -0600, Richard A Steenbergen wrote:
> Maybe, but I'm not sufficiently motivated to try and explain the issue
> to JTAC to find out. :) FWIW we've now upgraded 3 of the MX960s that had
> the issue from 9.2R4->9.5R3 and it resolved things completely. 9.2R4 is
> a giant buggy mess for a lot of others reasons anyways, there is really
> no good reason to still be running it. The only reason we still had it
> deployed anywhere was the grief caused by the logical-routers ->
> logical-systems rename in 9.3 (which broke backwards compatibility for
> commit scripts), this was just extra motivation to get some long overdue
> upgrades done.

Oh and btw I take back all the nice things I said about progress being
made to resolve the slow fib install / krt queue blocking bug. It is
still alive and well in 9.5R3, and blackholing traffic more than ever
(just recorded a good 10 minutes of it).

-- 
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)