Date: Sat, 19 Aug 2006 21:53:36 +0200 From: Jeremie Le Hen <jeremie@le-hen.org> To: freebsd-current@FreeBSD.org Subject: Re: [fbsd] Re: throughput and interrupts Message-ID: <20060819195336.GL57815@obiwan.tataz.chchile.org> In-Reply-To: <44E3A2C0.2020801@elischer.org> References: <200608151627.37828.root@solink.ru> <20060815130002.M45647@fledge.watson.org> <200608160959.23100.root@solink.ru> <20060816094944.GC820@turion.vk2pj.dyndns.org> <44E3A2C0.2020801@elischer.org>
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Hi, > >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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