On Thu, Jun 01, 2006 at 02:44:57AM +0200, Carl-Daniel Hailfinger wrote: > Damjan wrote: > >>> I wonder about the performance of a Linux box used as router (I guest I'm > >>> not the first :). Althought I know it mainly depends on the hardware, I'm > >>> trying to find some references on the topic or comparations with other > >>> routing solutions (FreeBSD box used as router, Cisco, etc). For example, > >>> http://facweb.cti.depaul.edu/jyu/Publications/Yu-Linux-TSM2004.pdf > >>> (althought is related with Linux-briding more than with Linux-routing) shows > >>> in Figure 14 that with an AMD Duron 1.3GHz 512M RAM a throughput of 90 Mbps > >>> can be achieved. > >> On an AMD Athlon64 3200+ (2 GHz) I was able to saturate 2 PCI-Express > >> gigabit cards (but that was with 1500 byte packets). Never tried more > >> although the box has 6 interfaces capable of gigabit, 4 of them attached > >> via PCI-Express. > > > > But that's _only_ 83333 packets/s isn't it. > > Hm. How do you arrive at that result? I get twice the numbers. > nic a: 1 gbit in -> nic b: 1 gbit out > nic b: 1 gbit in -> nic a: 1 gbit out > total 2 gbit > 2 gbit /(1500*8 bit/frame) ~ 160k packets/s > > Please note that I did not test with smaller frame sizes, so 1Mp/s > may be possible (I'll test that if I have some spare time). what if you test inbound and outbound at the same time - the cards should be capable of full duplex ? > > > Regards, > Carl-Daniel > -- > http://www.hailfinger.org/ > _______________________________________________ > LARTC mailing list > LARTC@xxxxxxxxxxxxxxx > http://mailman.ds9a.nl/cgi-bin/mailman/listinfo/lartc >
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