basetenlabs/setup-mpi

basetenlabs/setup-mpi

Description: Set up your GitHub Actions workflow to use MPI

License: MIT

Stars: 0

Forks: 0

Open issues: 0

Created: 2025-03-17T14:59:59Z

Pushed: 2025-03-17T15:00:27Z

Default branch: master

Fork: yes

Parent repository: mpi4py/setup-mpi

Archived: no

README:

setup-mpi

Set up your GitHub Actions workflow to use MPI.

Usage

See [action.yml](action.yml)

Basic:

steps:
- uses: actions/checkout@v4
- uses: mpi4py/setup-mpi@v1
- run: mpicc helloworld.c -o helloworld
- run: mpiexec -n 2 ./helloworld

Matrix Testing:

jobs:
build:
runs-on: ubuntu-latest
strategy:
matrix:
mpi: [ 'mpich', 'openmpi', 'intelmpi']
name: ${{ matrix.mpi }} example
steps:
- name: Checkout
uses: actions/checkout@v4
- name: Setup MPI
uses: mpi4py/setup-mpi@v1
with:
mpi: ${{ matrix.mpi }}
- run: mpicc helloworld.c -o helloworld
- run: mpiexec -n 2 ./helloworld

Available MPI implementations

• Linux:

MPICH, Open MPI, and Intel MPI (apt install).

• macOS:

MPICH and Open MPI (brew install).

• Windows:

Microsoft MPI and Intel MPI.