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From: Bogdan Costescu (Bogdan.Costescu_at_[hidden])
Date: 2005-11-25 12:07:51


On Fri, 25 Nov 2005, Hugo Goulart Silva wrote:

> LAM/MPI supports parallel computing over TCP/IP. I want to implement
> a computational cluster over a usb network

You are talking here about different communication levels. USB is the
lowest level, but your short message doesn't explain what you want to
do to allow TCP/IP (the next higher level) to work over USB: do you
want to use USB-to-Ethernet adapters or do you want to just connect
directly the USB controllers in 2 computers ?

In the first case, it should work, supposing that you are able to find
a driver for the USB-to-Ethernet adapter: this will look just like a
normal network interface, so TCP/IP over it should just work.

In the second case, you have to get TCP/IP work over the USB
controllers - I don't know if this is possible at all in Linux. You
don't specify what OS you intend to use, so you probably won't get any
more help.

> can LAM or MPI simplify my work ? Or should i make my cluster from
> scratch ?

This shows that you are not quite familiar with clusters. I'd like to
suggest reading the archives of this list and/or some introductory
book...

-- 
Bogdan Costescu
IWR - Interdisziplinaeres Zentrum fuer Wissenschaftliches Rechnen
Universitaet Heidelberg, INF 368, D-69120 Heidelberg, GERMANY
Telephone: +49 6221 54 8869, Telefax: +49 6221 54 8868
E-mail: Bogdan.Costescu_at_[hidden]