[fbsd] Re: throughput and interrupts

Jeremie Le Hen jeremie at le-hen.org
Sat Aug 19 19:52:58 UTC 2006


> >natd runs in userland so every packet has to be pushed out to userland,
> >processed and pushed back into the kernel.  The vast majority of the
> >overhead is the userland/kernel transition so natd gives you a basically
> >fixed pps rate.  Your throughput will vary depending on the packet size.
> > 
> >
> in 6.1 there is an in kernel version of natd..
> man ng_nat

What about the SoC 2005 project, aiming to push libalias down
into a kernel module ?  IIRC, there have been some patches
but I saw nothing commited.  This thread has stirred this
up from my memory.

Thank you,
Jeremie Le Hen
< jeremie at le-hen dot org >< ttz at chchile dot org >

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