Date: Mon, 22 Nov 2004 19:15:22 -0800 From: Justin Hopper <jhopper@bsdhosting.net> To: Matt Olander <matt@offmyserver.com> Cc: freebsd-cluster@freebsd.org Subject: Re: Clustering options Message-ID: <1101179722.15634.12.camel@work.gusalmighty.com> In-Reply-To: <20041122170900.N31380@knight.ixsystems.net> 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> <20041122170900.N31380@knight.ixsystems.net>
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On Mon, 2004-11-22 at 17:09, Matt Olander wrote: > 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! Thanks for the info, Matt. This is indeed what I wanted to know about blade servers. Unfortunate that they are not what I had thought they were though. I'll take a look at the docs for freevrrpd, that sounds pretty interesting. -- Justin Hopper <jhopper@bsdhosting.net> UNIX Systems Engineer BSDHosting.net Hosting Division of Digital Oasys Inc. http://www.bsdhosting.net
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