Date: Tue, 18 Apr 2006 10:45:05 -0700 From: "pete wright" <nomadlogic@gmail.com> To: "Charles Swiger" <cswiger@mac.com> Cc: questions@freebsd.org, Wright Jim Contr 14MDSS/SGSI <jim.wright.ctr@columbus.af.mil> Subject: Re: clustering question....... Message-ID: <57d710000604181045j50c8f9d3g544918839380962a@mail.gmail.com> In-Reply-To: <A30877F0-453C-4898-8D17-0F7FFC61787F@mac.com> References: <200604181605.k3IG5XnT003395@blaze.columbus.af.mil> <A30877F0-453C-4898-8D17-0F7FFC61787F@mac.com>
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On 4/18/06, Charles Swiger <cswiger@mac.com> 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
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