Date: Mon, 22 Nov 2004 17:09:01 -0800 From: Matt Olander <matt@offmyserver.com> To: Justin Hopper <jhopper@bsdhosting.net> Cc: freebsd-cluster@freebsd.org Subject: Re: Clustering options Message-ID: <20041122170900.N31380@knight.ixsystems.net> In-Reply-To: <1101172829.15634.5.camel@work.gusalmighty.com>; from jhopper@bsdhosting.net on Mon, Nov 22, 2004 at 05:20:30PM -0800 References: <1101168686.3370.210.camel@work.gusalmighty.com> <20041122160912.L31380@knight.ixsystems.net> <1101170559.3370.223.camel@work.gusalmighty.com> <20041122163244.M31380@knight.ixsystems.net> <1101172829.15634.5.camel@work.gusalmighty.com>
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On Mon, Nov 22, 2004 at 05:20:30PM -0800, Justin Hopper wrote: > Interesting. So most blade servers allow for each node in the cluster > to run as it's own system, for example as a webserver, right? Yes. The blades are all independent systems that share common redundant infrastructure, such as switch, powersupply, etc. > Is there no appliance that allows for the details of the hardware to be > hidden from the OS and instead present to the OS a unified architecture, > like it's just one machine, but with the ability to add more nodes to > expand CPU, RAM, and disk? I guess this was my misunderstanding, as > this is what I assumed the blade systems did. I assume it would be > incredibly tricky to manage dynamically configurable hardware in the > operating system, but I also assumed that somebody had pulled it off, > but maybe not? Sure. You can buy a Sun Micro Fire 12k 36-way for about 1.3 million ;) An x86 based blade system combined with some opensource fail-over software will definitely do what you need though, and is quite a bit easier on the wallet! Regards, -matt > -- > Justin Hopper <jhopper@bsdhosting.net> > UNIX Systems Engineer > BSDHosting.net > Hosting Division of Digital Oasys Inc. > http://www.bsdhosting.net -- Matt Olander (408)943-4100 Phone (408)943-4101 Fax www.offmyserver.com -- "Those who don't read have no advantage over those who can't" -Mark Twain
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