Date: Tue, 19 Oct 1999 11:34:20 +0200 From: Tim Priebe <tim@iafrica.com.na> To: Dennis <dennis@etinc.com>, "Jimbo Bahooli" <griffin@blackprojects.org> Cc: isp@freebsd.org Subject: Re: Balancing Outgoing traffic over 2 nics, and nic limitations. Message-ID: <99101911465705.25232@310.priebe.alt.na> References: <199910182232.SAA26430@etinc.com>
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On Mon, 18 Oct 1999, Dennis wrote: > At 02:51 AM 10/16/99 -0500, you wrote: > >Hello my FreeBSD friends. > > > >I have two issues. > > > >The first is how to balance outbound traffic over 2 nics that are on > >the same subnet. Example configuration: > > > >fxp0: 12.2.2.5 netmask 255.255.255.0 > >fxp1: 12.2.2.6 netmask 255.255.255.255 > > > >router at: 12.2.2.1 > > > >Currently I have the obvious static route to 12.2.2.1, which locks onto > >fxp0 so all outbound traffic flows out over that link. Inbound traffic > >balances per ip as I would expect. I hope to find a scalable solution > >as I hope to build a server that will utilize 3 nics. > > > >This configuration is neccessary because by my estimation I have run > >into a limit on the intel pro 100 netcards of 6,000 packets/second. > >This limit equates to about 30 to 32 megabit/second of web traffic in > >our situation. I am wondering if anyone else has noticed this limit? > >This limit was hit on 2 very different machines, one with significantly > >less power. Any feedback on either of these issues would be > >appreciated. > > nonsense. i've done >15,000 pps with intel cards on 10Mb/s wires. The > "limit" will vary depending on the availability of the wire, so you may > just have a lot of hoggy devices. I have run 2 x tcpblast from a 450Mhz PIII with one 3Com 905B, to a Sun Enterprise 5000, through a swithched network. I was able to sustain ~97Mb/s. While this puts minimal load on the systems, it does show that that much data can be sent through a single nic. Tim. Tim. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message
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