From owner-freebsd-questions@FreeBSD.ORG Tue Apr 18 17:45:09 2006 Return-Path: X-Original-To: questions@freebsd.org Delivered-To: freebsd-questions@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id DB9E516A40A for ; Tue, 18 Apr 2006 17:45:09 +0000 (UTC) (envelope-from nomadlogic@gmail.com) Received: from pproxy.gmail.com (pproxy.gmail.com [64.233.166.176]) by mx1.FreeBSD.org (Postfix) with ESMTP id DE05D43D62 for ; Tue, 18 Apr 2006 17:45:06 +0000 (GMT) (envelope-from nomadlogic@gmail.com) Received: by pproxy.gmail.com with SMTP id t32so953864pyc for ; Tue, 18 Apr 2006 10:45:06 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=frobsD9zQ2iem6sMhS5+RVdyCuOkz5GJGq59OWlOU3rzO1BtjDwxJuPVE8SoPI5gelepiwtLWW/LqJI5GIys0ywxe8qMO2Jp0xpzQ3CRy4GGKnJ3QykQ2/yIP/bB/inFU/v5wblD2l1yXdtbYPrRnhJtaYWItRF2Iq/fFvBe/qs= Received: by 10.35.113.12 with SMTP id q12mr1590367pym; Tue, 18 Apr 2006 10:45:06 -0700 (PDT) Received: by 10.35.117.2 with HTTP; Tue, 18 Apr 2006 10:45:05 -0700 (PDT) Message-ID: <57d710000604181045j50c8f9d3g544918839380962a@mail.gmail.com> Date: Tue, 18 Apr 2006 10:45:05 -0700 From: "pete wright" To: "Charles Swiger" In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline References: <200604181605.k3IG5XnT003395@blaze.columbus.af.mil> Cc: questions@freebsd.org, Wright Jim Contr 14MDSS/SGSI Subject: Re: clustering question....... X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 18 Apr 2006 17:45:10 -0000 On 4/18/06, Charles Swiger wrote: > On Apr 18, 2006, at 12:05 PM, Wright Jim Contr 14MDSS/SGSI wrote: > > Hallo ! > > > > I'm sure there is some info on this, but I can't seem to find it. > > > > I guess what I'm looking for is the "FreeBSD Clustering for Dummies" > > guide. > > Dummies aren't qualified to set up a cluster, I'm afraid. > > You should start by determining what services the system needs to > provide, what kind of reliability and uptime is desired, and what the > budget is for hardware and software. If the budget is less than mid > 5-digits (compare to low-to-mid 6-digits if doing Windows, say a > clustered SQLServer solution), you aren't going to be able to > configure a "true cluster" [1] with no single point of failure. > i'd say that figure may be a little high, but i agree with your sentiment. you could "easily" create a web server cluster by putting your httpd nodes behind a software load balancer (a BSD box running PF/CARP or somesuch solution), and you would have created a cluster of web servers that will provide you with a reasonable amount of redundancy. this will provide one form of clustering. granted, this is just one type of clustering computers together - which is much differnet than say building a farm of machines to compute data in unison. -pete -- ~~o0OO0o~~ Pete Wright www.nycbug.org NYC's *BSD User Group