From owner-freebsd-questions Wed Sep 2 14:21:45 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id OAA06083 for freebsd-questions-outgoing; Wed, 2 Sep 1998 14:21:45 -0700 (PDT) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from laker.net (jet.laker.net [205.245.74.2]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id OAA06069 for ; Wed, 2 Sep 1998 14:21:43 -0700 (PDT) (envelope-from sfriedri@laker.net) Received: from nt (digital-pbi-121.laker.net [208.0.233.21]) by laker.net (8.9.0/8.9.LAKERNET.NO-SPAM.SPAMMERS.AND.RELAYS.WILL.BE.TRACKED.AND.PROSECUTED.) with SMTP id RAA03217; Wed, 2 Sep 1998 17:20:14 -0400 Message-Id: <199809022120.RAA03217@laker.net> From: "Steve Friedrich" To: "brandon@virage.com" Cc: "FreeBSD Questions" Date: Wed, 02 Sep 1998 17:12:17 -0500 Reply-To: "Steve Friedrich" X-Mailer: PMMail 98 Professional (2.00.1500) For Windows NT (4.0.1381;3) MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Subject: Re: cpu considerations for packet filtering Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Wed, 02 Sep 1998 13:35:53 -0700, Brandon Huey wrote: >how important is L2 cache for packet-filtering, and heavy network >traffic in general? > >i have a very small 3.0-SNAP kernel with ipf and ssh that will boot from >floppy into memory. the hard drive in the machine is used only for >logging. i'm writing a front-end to ipf so that the admin of this >gateway can generate new rules and have them updated via scp. >i want to build this as cheaply as possible and am interested by the AMD >3D cpu which i have found for < $100. the possible downside is that it >has no integrated cache. > >advice? I'm confused... Level 2 cache is usually located on the motherboard, with the Pentium II being the odd man out (nice if you have a big enough die). Are you saying the motherboard doesn't have an L2 cache ?? If you're getting a motherboard that has no L2 but it does have the CPU, you can always buy a different motherboard. I went to AMDs web site and their description of their 3DNow chips show an L1 cache... To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message