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Forum: OpenFOAM Running, Solving & CFD

November 26, 2008, 04:57

Replies: 8

Running damBreak with OpenFOAM 15 and Open MPI on mixed up CPU Systems

Views: 2,132

Posted By engys

Hi, I solved the problem with

Hi,
I solved the problem with the Dual CPU System. After stopping the second Network Interface with

ifdown eth1

everything doing fine.

Forum: OpenFOAM Running, Solving & CFD

November 21, 2008, 15:38

Replies: 8

Running damBreak with OpenFOAM 15 and Open MPI on mixed up CPU Systems

Views: 2,132

Posted By engys

After a phone call with Bernha

After a phone call with Bernhard Gschaider I put the Dualsystem aside and add a Quadcore with one network interface to the single CPU systems. This time every node doing well and I could take some...

Forum: OpenFOAM Running, Solving & CFD

November 20, 2008, 06:00

Replies: 8

Running damBreak with OpenFOAM 15 and Open MPI on mixed up CPU Systems

Views: 2,132

Posted By engys

Thanks for your attention.

Thanks for your attention.

decomposePar did not give any messages about zero sized blocks or faces.

Every network interface doing well. The dual system has two network interfaces in the...

Forum: OpenFOAM Running, Solving & CFD

November 19, 2008, 09:34

Replies: 8

Running damBreak with OpenFOAM 15 and Open MPI on mixed up CPU Systems

Views: 2,132

Posted By engys

Ahh good to hear! Yes I go th

Ahh good to hear!
Yes I go through the steps:

Editing decomposeParDict:

-------------

numberOfSubdomains 6;
simpleCoeffs
{

Forum: OpenFOAM Running, Solving & CFD

November 19, 2008, 08:26

Replies: 8

Running damBreak with OpenFOAM 15 and Open MPI on mixed up CPU Systems

Views: 2,132

Posted By engys

Hello again, I also compile

Hello again,

I also compiled a little MPI "Hello World" Test and it works fine on 6 CPUs:

----------------------

#include <mpi.h>
#include <stdio.h>
#include <unistd.h>

Forum: OpenFOAM Running, Solving & CFD

November 19, 2008, 04:58

Replies: 8

Running damBreak with OpenFOAM 15 and Open MPI on mixed up CPU Systems

Views: 2,132

Posted By engys

Hi everybody, I try to run da

Hi everybody,
I try to run damBreakFine on four single CPU Systems + one dual CPU System via Open MPI

The machines file looks like this:

node1
node2
node3
node4
node5

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