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High Performance Computing (HPC) conf. suggestion - node/tasks #313

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zkhodzhaev opened this issue Sep 13, 2022 · 2 comments
Open

High Performance Computing (HPC) conf. suggestion - node/tasks #313

zkhodzhaev opened this issue Sep 13, 2022 · 2 comments

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@zkhodzhaev
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Hello,

As I know Mumax runs in GPU, and it only uses 1 node/ script. So, I can't distribute 1 script into different nodes at the same time.
So, I am trying to find out what configuration in Slurm gives the best performance in Mumax (my tests were inconsistent - errors).

Ex: (1. Can Mumax distribute script into tasks? or i should just use -N 1)

#SBATCH -n 4 # number of tasks per node
#SBATCH -N 1 # total number of mpi tasks requested
#SBATCH -p gpu-a100 # Queue name
#SBATCH -t 4:00:00 # Run time

Thank you for your help.

@jedcheng
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Saw your question when looking for something else.
Have you resolved the problem?

Although I don't understand your problem, my usual practice is to generate a bunch of scripts with a generator using a range of parameters (for example the length of an object).

Then I would launch 16 independent jobs simultaneously to quickly sweep through parameters on the HPC.

@zkhodzhaev
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Thank you for your feedback. I was looking for a more in-script solution.

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