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Forum: OpenFOAM Running, Solving & CFD

September 15, 2008, 11:59

Replies: 8

Make mpirun use 4 out of 8 possible cpus

Views: 2,947

Posted By christian_kunkelmann

Francesco, the whole comput

Francesco,

the whole computational domain is solved, of course. I just let each CPU solve a more than one subdomain.

Thanks for the suggestion about rebalancing on the fly when the...

Forum: OpenFOAM Running, Solving & CFD

September 15, 2008, 06:00

Replies: 8

Make mpirun use 4 out of 8 possible cpus

Views: 2,947

Posted By christian_kunkelmann

Bernhardt, thanks for the s

Bernhardt,

thanks for the suggestions. I will have a close look at that.

Christian

Forum: OpenFOAM Running, Solving & CFD

September 15, 2008, 05:05

Replies: 8

Make mpirun use 4 out of 8 possible cpus

Views: 2,947

Posted By christian_kunkelmann

Francesco, thanks for the answ

Francesco, thanks for the answer.

The background is that I use an adaptive mesh. Therefore it could happen that one process is much heavier than all the others (because the mesh was strongly...

Forum: OpenFOAM Running, Solving & CFD

September 11, 2008, 07:01

Replies: 8

Make mpirun use 4 out of 8 possible cpus

Views: 2,947

Posted By christian_kunkelmann

Dear all, I am running Open

Dear all,

I am running OpenFOAM 1.5 on a Debian machine with 2 quadcores. Is it possible to limit a simulation to 4 CPUs even if the number of subdomains is larger than 4?

Thanks in...

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