On Tue, Feb 23, 2016 at 3:19 PM, Giles Davis <[email protected]> wrote:
> On 19/02/2016 17:12, David Burgess wrote: > > I'm a little surprised at your experience. A few years ago I built a > > PFSense unit with an Intel motherboard, 1st gen Core i3 CPU, and a > > single onboard Intel (em) GBE NIC. All routing was done through vlans > > and it had no trouble reaching wire speed with around 50% CPU usage. > > > > I do recommend using the net.inet.ip.fastforwarding=1 tweak if you > > can. Note that it breaks IPSEC and captive portal. > > > > As far as 10G NICs, I was sure I read recently that the FreeNAS people > > were recommending Chelsio, but I can't find the reference now. > I imagine it's probably going to be our ridiculous PPS figures that > start to bottleneck things. There's 2-3 thousand hardcore gamers behind > these boxes when we run our events all generating shedloads of tiny UDP > packets, as well as a big demand for normal web browsing, downloading, > streaming on top of all that. What we used to see was the ix (and before > the 10G NICs the bge) driver heavily pushing single CPU cores - but at > about ~1.2Gbit we just start seeing small amounts of packet loss - even > when there's no obvious single cause. I'm guessing its a combination of > a few factors, but to be honest we just move traffic off to another box > - PL for gamers is the end of the world. :( > > I don't think we had set fastforwarding yet - so i'll definitely look > into that. Don't care about IPSec or captive portal at all! > > We're also getting pricing for Chelsio NICs now too - so perhaps that'll > help as well. > > Thanks again (and thanks Ed for those stats too). > > Cheers, > Giles. > > _______________________________________________ > pfSense mailing list > https://lists.pfsense.org/mailman/listinfo/list > Support the project with Gold! https://pfsense.org/gold > Fun fact, Netflix is using FreeBSD and is pushing >30 Gbps from systems using Chelsio NICs. See http://www.slideshare.net/facepalmtarbz2/slides-41343025 for details. Walter -- The greatest dangers to liberty lurk in insidious encroachment by men of zeal, well-meaning but without understanding. -- Justice Louis D. Brandeis _______________________________________________ pfSense mailing list https://lists.pfsense.org/mailman/listinfo/list Support the project with Gold! https://pfsense.org/gold
