From owner-freebsd-isp Tue Oct 19 2:45:18 1999 Delivered-To: freebsd-isp@freebsd.org Received: from mail.polytechnic.edu.na (mail.polytechnic.edu.na [196.31.225.2]) by hub.freebsd.org (Postfix) with ESMTP id 2DD7D16505 for ; Tue, 19 Oct 1999 02:44:58 -0700 (PDT) (envelope-from tim@iafrica.com.na) Received: from [196.31.225.199] (helo=310.priebe.alt.na) by mail.polytechnic.edu.na with smtp (Exim 3.02 #2) id 11dXjb-0004Nh-00; Tue, 19 Oct 1999 09:47:19 -0200 From: Tim Priebe Reply-To: tim@iafrica.com.na To: Dennis , "Jimbo Bahooli" Subject: Re: Balancing Outgoing traffic over 2 nics, and nic limitations. Date: Tue, 19 Oct 1999 11:34:20 +0200 X-Mailer: KMail [version 1.0.17] Content-Type: text/plain Cc: isp@freebsd.org References: <199910182232.SAA26430@etinc.com> MIME-Version: 1.0 Message-Id: <99101911465705.25232@310.priebe.alt.na> Content-Transfer-Encoding: 8bit X-KMail-Mark: Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org 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