Category "mpi"

Problem running COMSOL in a cluster with SLURM

I am trying to upload this job via a .sh script to a cluster with SLURM, using the COMSOL software: #!/bin/bash #SBATCH --job-name=my_work #SBATCH --nodes=1

MPI_alltoallw working and MPI_Ialltoallw failing

I am trying to implement non-blocking communications in a large code. However, the code tends to fail for such cases. I have reproduced the error below. When ru

Recursive Function using MPI library

I am using the recursive function to find determinant of a 5x5 matrix. Although this sounds a trivial problem and can be solved using OpenMP if the dimensions a

MPI python program using mpi4py.futures.MPICommExecutor() does not complete execution

I'm trying to write a simple mpi-based parallel program in python using mpi4py that asynchronously distributes some number of jobs among some pool of worker pro

Update MPI to the newest version

I'd like to upgrade my MPI to the newest stable one, that is the version 2.0.1. Before tring on my own I checked if something useful is on the Open MPI site. Th

Serialization without Boost.Serialization

I'm trying to implement a simple serialization/deserialization method for my code to be able to pass an object over the network using MPI. In an ideal world I w

Sorting array with MPI in C++

I want to sort array of random numbers using MPI library. The idea is to chop array with MPI_Scatterv and send it to the processes. Every process should localy

Error while running a slurm job through crontab which uses Intel MPI for parallization

I am trying to run WRF (real.exe, wrf.exe) through the crontab using compute nodes but compute nodes are not able to run slurm job. I think there is some issue

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