Panic using RADIX_MPATH and quagga

[wishmaster]

Hi,
I had been using RADIX_MPATH as well until investigated that problem was in RADIX_MPATH. Also router had crashes after changing route weight (-weight key).
The code is very unstable, therefore I had to switch to use FIBs.

--
Cheers

> Hi all,
> 
> I am facing some problems using RADIX_MPATH, and quagga. Doing some
> research I can see a some people had the same problem:
> 
> like this:
> http://lists.freebsd.org/pipermail/freebsd-current/2011-August/026794.html
> 
> unfortunatelly the patch is not available anymore.
> 
> But this is not the worst part. The most curious thing is:
> 
> I have 2 identical servers (DELL R410), with the same set of network
> interfaces (2x bce and 2x igb). I am using the same version of O.S (Freebsd
> 8.3-STABLE) on both of them and the kernel was built using the same config.
> 
> The quagga (quagga-re) are exactly the same as well, and they are neighbors
> on my network by the way.
> 
> Everything works great in one of them, but the kernel crashes in the other
> a couple minutes after get quagga running.
> 
> The main difference between them is, the server who crashes, acts is a
> border router (EBGP, IBGP and OSPF), and the router working fine is a
> distribution router (OSPF only).
> 
> I "GUESS" I would have the same crashes in the working router if I start an
> ibgp neighboring (and receive > 420K prefixes.)
> 
> The crashes go away, when I remove RADIX_MPATH.
> 
> Any thoughs are very welcome.
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