[Beowulf] Slection from processor choices; Requesting Giudence

laytonjb at charter.net laytonjb at charter.net
Sun Jun 18 19:40:03 PDT 2006


---- Thomas H Dr Pierce <TPierce at rohmhaas.com> wrote: 
> Dear Amjad Ali,
> 
> Here is the MRTG  I/O of a CFD code running on a parallel MPI beowulf 
> cluster node with Gigabit ethernet,  It ended at about 3 o'clock.
> A lot of I/O chatter. This is the same on all 4 parallel nodes that were 
> running the CFD code. (4 nodes *5Mbs per node  = ~20Mbs bandwidth ignoring
> wait times, I am still learning how to measure the latency and wait times 
> while a job runs.).

Interesting. Can you tell us more about the code and the example it is running?
How about the hardware?

Thanks!

Jeff



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