FreeBSD 10G forwarding performance @Intel

[Luigi Rizzo]

On Tue, Jul 03, 2012 at 08:11:14PM +0400, Alexander V. Chernikov wrote:
> Hello list!
> 
> I'm quite stuck with bad forwarding performance on many FreeBSD boxes 
> doing firewalling.
...
> In most cases system can forward no more than 700 (or 1400) kpps which 
> is quite a bad number (Linux does, say, 5MPPs on nearly the same hardware).

among the many interesting tests you have run, i am curious
if you have tried to remove the update of the counters on route
entries. They might be another severe contention point.

cheers
luigi