Date: Sat, 1 Mar 2008 13:35:29 -0800 (PST) From: Barney Cordoba <barney_cordoba@yahoo.com> To: Ingo Flaschberger <if@xip.at> Cc: net@freebsd.org Subject: Re: FBSD 1GBit router? Message-ID: <118554.84371.qm@web63903.mail.re1.yahoo.com> In-Reply-To: <alpine.LFD.1.00.0803012014350.20402@filebunker.xip.at>
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--- Ingo Flaschberger <if@xip.at> wrote: > Dear Barney, > > > It seems absolutely ridiculous to buy such > hardware > > and not install a PCIx or 4x PCIe card for another > > $100. or less. Saying a 1x is "fast enough" is > like > > saying a Celeron is "fast enough". > > The box is a small 1HE appliance and can boot from a > CF-Card. > I trust them more than a "al cheapo" pc. > 1x axiomtek NA-820 > 1x P4 3Ghz cpu > 1x 1gb ddr2 > --- > 850eur without taxes. > > A good chipset, good cpu, good ram, good harddisk, > god powersupply has > same price. > And don't forget that in exchanges you pay for each > HE. > > And back to 1x is not fast enough: > There are no 1gbit single port network cards that > support more than 1 > lane, even if you plug it into a 16 lane slot. > (and I'm not talking about 10gbit cards; if you have > 10gbit upstream you > have enough $$ to buy good gear) > Additionally, you're also doing I/O on the bus. You have I/O and setup operations. Although they are small bandwidth-wise, they interfere with transfers and force gaps in your transfers. So you always need much more bandwidth than your transfers. Barney ____________________________________________________________________________________ Be a better friend, newshound, and know-it-all with Yahoo! Mobile. Try it now. http://mobile.yahoo.com/;_ylt=Ahu06i62sR8HDtDypao8Wcj9tAcJ
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