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Containers on Crux

Apptainer will be supported on Crux at a future date.

Available Containers

  • Examples for running MPICH containers can be found here.
  • Examples for running databases can be found here.
  • Examples for using SHPC (containers as modules) can be found here.

Troubleshooting Common Issues

  • Permission Denied: Check your quota, clean Apptainer cache (~/.apptainer/cache), or set directories to local scratch (/local/scratch/).
  • MPI Issues: Ensure MPI compatibility by following MPI container registry docs.
  • libmpi.so.40 not found: Use MPICH-compatible base images.
  • Disabled Network Virtualization: Network virtualization is disabled due to security constraints (details).
  • Starter-suid Error: Always use the --fakeroot flag on Polaris compute nodes.

For further assistance, contact ALCF support: [email protected].