[Beowulf] Re: how to build a small Beowulf cluster / No hubs?

Timothy Bole tbole1 at umbc.edu
Mon Aug 1 13:22:31 PDT 2005

Depending on the age of your pile of PCs, you may want to consider a
gigbit network.  You can get switches and cards pretty cheaply these days
{check newegg.com}.

Also, to minimize headaches you may want to have exact duplicates of the
OS installed across the board.

check out Robert G. Brown's beowulf page at Duke University.


On Mon, 1 Aug 2005, Ed Karns wrote:

> Mr. Mark Hahn is correct. No Hubs ! ... unless of course you are
> rummaging around in the back room looking for useful parts to get a
> simple cluster up and running. Yes, by all means use switches (and/or
> routers) as Ethernet hubs are a "legacy technology".
> Ed Karns
> FireWireStuff.com
> > Message: 4
> > Date: Mon, 1 Aug 2005 13:27:30 -0400 (EDT)
> > From: Mark Hahn <hahn at physics.mcmaster.ca>
> > Subject: Re: [Beowulf] Re: how to build a small Beowulf cluster / atl.
> > 	suggestion & history lesson
> >
> >> straight forward Ethernet topography of two or more systems and an
> >> active Ethernet hub would be a little easier ...
> >
> > please, no hubs!  if you're doing a zero-budget cluster, OK, maybe,
> > but recognize that a $16 desktop switch is going to behave a lot nicer
> > than a hub...
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Timothy W. Bole
Graduate Student
Department of Physics
Theoretical and Computational Condensed Matter

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