Re: [PATCH] net: compute a more reasonable default ip6_rt_max_size

Arun Sharma
2012-05-26T00:44:39Z

On 5/25/12 5:11 PM, David Miller wrote:

>> These were not admin configured routes. They were discovered via ipv6
>> neighbor discovery.
>
> Then such default routes should either be:
>
> 1) Passed over by GC
>
> 2) Trigger neighbour discovery when GC'd

It's possible that there is a bug somewhere - we didn't get a chance to
dig deeper. What we observed is that as we got close to the 4096 limit,
some hosts were becoming unreachable. A modest increase in the routing
table size made things better.

-Arun