Cassiopée - HPC Platform

Cassiopée - Metz - Image

The Cassiopée computing center is the high-performance computing platform of the École Nationale SupérieureArts et Métiers.

Open to all laboratories and students at the institution, itreduces calculation times and enables calculations that cannot be performed on a conventional workstation.

Cassiopée - Official logo of the computing center Cassiopée's objective is to provide a high-performance computing service to researchers in the iC-ARTS network laboratories and to students at the institution. Pooling and sharing resources makes it possible to have powerful computing resources at your disposal.

To access computing resources, simply send a request to cassiopee@ensam.eu.

The project team led byArts et Métiers DGARI

  • Boris PIOTROWSKI - Project Manager - Scientific Computing Research Engineer
  • Jérôme MONELLE -IT Administrator
  • Camille BURTONScientific Manager - Scientific Computing Research Engineer
  • Paolo ERRANTE - Research Engineer
  • 250 users spread across 11 research laboratories

Use cases

  • Reduction in the time required for a single calculation by executing it in parallel on multiple processing cores (up to several hundred cores simultaneously).
  • Increase in the size of simulated models by adding the RAM of several computing nodes (more than 7 TB of RAM),
  • Increase in the number of calculations performed simultaneously
  • Post-processing of large models

User profiles

  • Basic research,
  • Educational projects,
  • Partnership-based research,
  • Industrial partnership.

Laboratories with access to the platform

Updated: March 6, 2025

High-performance computing support services 

  • Initial training: lasting 2 to 4 hours, this is essential for accessing computing equipment.
  • Training update: for occasional users (~30 minutes),
  • Software installation (requires a link to a license server for non-free software),
  • Assistance with software compilation and optimization tailored to Cassiopée's hardware resources and compilers.
  • Code parallelization assistance: optimization of hardware resource usage or assistance with code optimization (parallelization performance diagnostics).
Cassiopée - sample presentation image

Some additional information for further reading...

The equipment

  • 2,500 computing cores,
  • 1 TB storage (high performance)
  • Infiniband low-latency network

Infrastructure

  • HPC gray room: redundant air conditioning
  • Capacity of 6 cabinets (200 racks)
  • Room supervision
  • Information system security

Scientific resources

  • Bringing together data scientists around a common platform
  • Discussions on digital methods, CASSIOPEE Campus
  • Software sharing

Some illustrations...

Parallel Computation of Hierarchical Poromechanical Models Using the Open-Source Software FEniCSx

[2502.17354] Hierarchical poromechanical approach to investigate the impact of mechanical loading on human skin microcirculation

Cumulative plastic deformation in a metallic polycrystal subjected to simple shear for different grain sizes

FI7 CASSIOPEIA

Reference: Mareau, Continuum Mechanics and Thermodynamics, 2022.

Contacts

Emailcassiopee@ensam.eu /Address: 4, rue Augustin Fresnel 57078 Metz - Cedex 3 - France

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