From b928cdc1ed9217ce39a1f96a949048d726d279e7 Mon Sep 17 00:00:00 2001 From: "tor@totoro" <tor.kjellsson@gmail.com> Date: Tue, 24 Aug 2021 01:55:05 +0200 Subject: [PATCH] Added specific modules to load Changed srun --> mpirun (as it should be on Tegner). --- README.md | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/README.md b/README.md index bac482f..8dc7cfe 100644 --- a/README.md +++ b/README.md @@ -34,7 +34,8 @@ To use the Tegner compute nodes you have to submit [SLURM batch jobs](https://ww The following shell commands show a simple example on how to compile an MPI program using Fortran, C or C++: ``` -module load openmpi +module load gcc/8.2.0 +module load openmpi/4.0-gcc-8.2 mpif90 my_prog.f90 mpicc my_prog.c mpicxx my_prog.cc @@ -52,10 +53,10 @@ salloc -A <allocation-name> -N 1 -t 1:0:0 You might also need to specify a reservation by adding the flag `--reservation=<name-of-reservation>`. -Then the srun command is used to launch an MPI application: +Then the mpirun command is used to launch an MPI application: ``` -srun -n 24 ./example.x +mpirun -n 24 ./example.x ``` In this example we will start 24 MPI tasks (there are 24 cores per node on the Tegner Thin nodes). -- GitLab