[Babel-users] [BUG] Route "deadlocks" under load due to non-atomic kernel route updates

Juliusz Chroboczek jch at pps.univ-paris-diderot.fr
Wed Jun 15 10:56:34 UTC 2016


>> If I read you correctly, this looks like a kernel bug: incorrect
>> invalidation of the route cache.

[...]

> What we have here is of another kind - it is inherent race condition
> inside kernel

Perhaps I'm confused, but it still looks like a kernel bug to me.  Perhaps
it would make sense to speak to netdev about that?

> Quagga, at least, switched to atomic updates some time ago, I think.
> 
> http://patchwork.quagga.net/patch/1234/

I see.  I'm busy right now, but I'll be grateful for a patch.

-- Juliusz




More information about the Babel-users mailing list