Consortium des Équipements de Calcul Intensif
6 clusters, 10k cores, 1 login, 1 home directory
About
CÉCI is the 'Consortium des Équipements de Calcul Intensif'; a consortium of high-performance computing centers of UCLouvain, ULB, ULiège, UMons, and UNamur. The CÉCI is supported by the F.R.S-FNRS and the Walloon Region. Read more.

Quick links
- Connecting from a Windows computer
- Connecting from a UNIX/Linux or MacOS computer
- Slurm tutorial and quick start
- Slurm Frequently Asked Questions
- How to create a Tier-1 Lucia project
- How to create a CÉCI Common Storage project
- Tier-1 Lucia documentation
- Information about Tier-0 LUMI
- Submission Script Generation Wizard
- SSH client configuration Generation Wizard
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Latest News
Tuesday, 31 March 2026
Announcing 15th CECI Users Meeting (2026)
The next CÉCI Users Meeting will take place at the University of Namur on Thursday-afternoon, May 21st 2026.
This meeting brings together CÉCI users and PIs from the five member universities. It’s a great opportunity to connect with the community, discover how others use the CÉCI clusters in their research, and exchange ideas in person with the CÉCI board and system administrators.
Registration is free but mandatory. Program and registration available here.
Wednesday, 25 February 2026
Lyra inauguration in the media
The RTBF (Belgian French-speaking public broadcaster) keeping up to date with the latest developments at CÉCI clusters; Here a short article on the inauguration of the LYRA cluster at ULB / A6K last January 2026.
Monday, 20 October 2025
Welcoming Thomas Britte to the CÉCI team
We're pleased to introduce Thomas Britte, who has joined us as our newest IT team member. Thomas will be working alongside the team to support our computing infrastructure and help ensure everything runs smoothly. Welcome aboard, Thomas!
Tuesday, 06 May 2025
New LYRA cluster joining the CECI infrastructure!
The LYRA GPU/HTC cluster is now part of our HPC platform!
- 40 virtual nodes, each fitted with an NVIDIA RTX 6000 (48 GB)
- 32 CPU cores per node (24 for CPU‑only workflows)
For a minimal submission example, see the updated documentation.
Monday, 03 February 2025
14th CÉCI Users Meeting at ULiège on April 25
ULiège will host the 14th CÉCI Users Meeting on April 25, 2025, featuring talks on HPC in scientific research and the future of CÉCI infrastructures. The event offers a great opportunity for researchers to connect with CÉCI sysadmins and board. Program and registration