[Beowulf] How to configure a cluster network

andrew holway andrew at moonet.co.uk
Thu Jul 24 08:42:22 EDT 2008


Daniel

To give a half bisectional bandwidth the best approach is to set up
two as core switches and the other 4 as edge switches.

Each edge switch will have four connections to each core switch
leaving 16 node connections on each edge switch.

Should provide a 64 port network.

Make sense?

Ta

Andy


On Thu, Jul 24, 2008 at 11:06 AM, Daniel Pfenniger
<Daniel.Pfenniger at obs.unige.ch> wrote:
> Hi,
>
> I have the problem of connecting with InfiniBand 50 1-HCA nodes with 6
> 24-port switches.  Several configurations may be imagined, but which one is
> the best?  What is the general method to solve such a problem?
>
> Thanks,
>
>        Dan
>
>
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