Which option to pick to run my COMSOL file fast?

tugni925 · Apr 12, 2021

I have been trying to run COMSOL on my computer, which was too slow. I have been given instructions on how to run it on the cluster, I have never done this before and not sure which guide to follow:

What do the different highlighted options here mean? And which one do I most likely need to follow to run my COMSOL.mph files fast?

Edit: Also, is there a difference between the highlighted options (blue line), and running comsol from the command line?

FEA way · Apr 12, 2021

In Comsol there are two basic options for parallel computations: shared-memory (multithreading) and distributed-memory. The first approach is standard one and allows you to use all CPU sockets that your computer has. The second approach lets you run analyses on clusters using MPI. Check Comsol’s documentation and blog posts for more details.

tugni925 · Apr 12, 2021

Am I on the right track?

The COMSOL file to the left is what I want to run, right is the application node where I believe I have to enter the script:

This is the example script used, I have written in red what I think would have to be entered?

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Which option to pick to run my COMSOL file fast?

tugni925

Mechanical

FEA way

Mechanical

tugni925

Mechanical

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