fedora 14 kernel performance with ip forwarding workload
Brandeburg, Jesse
jesse.brandeburg at intel.com
Wed Apr 6 21:08:01 UTC 2011
On Wed, 6 Apr 2011, Eric Dumazet wrote:
> Le mercredi 06 avril 2011 à 13:29 -0700, David Miller a écrit :
> > From: Eric Dumazet <eric.dumazet at gmail.com>
> > Date: Wed, 06 Apr 2011 22:18:56 +0200
> >
> > > I remember last time I work on a fedora kernel, it had conntrack enabled
> > >
> > > And yes, conntrack can really slowdown a router, because of default
> > > parameters.
> >
> > Yes, if conntrack is enabled performance will indeed tank.
>
> I just check on latest fedora14 (yum updated) :
>
> - conntrack is statically included in kernel, you cannot remove it.
>
>
> Hmm...
Thanks for the replies,
Yes indeed, I bet that conntrack was the item that caused the grief I saw.
In fact turning off CONFIG_NETFILTER disables conntrack and solved my
problem. :-)
Now the question is how to get the netfiltery/conntracky goodness without
impacting those who want to go fast, maybe without a helmet.
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