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High Performance Computing clusters at INFN-CNAF

An HPC cluster dedicated to CERN studies is available at INFN-CNAF (Bologna, Italy) allowing for MPI applications across multiple nodes. The cluster presently features a total of about 800 CPU-cores.


Access to the cluster can be requested by sending an email to abp.computing[AT] including the following information:

  • The filled in form. Please add Daniele Cesini as contact person and "Access to the hpc_acc Cluster to run High Energy Physics simulation codes" as the reason.
  • A copy of identity card or other valid identification document (e.g. passport).


  • Users should connect via ssh to and from there access the cluster front-end called
  • The LSF system is installed on the cluster to manage job submissions. Jobs should be submitted to the ”hpc-acc” queue.
  • If you have inquiries about running your jobs on this cluster or need technical support, please write an email to
  • A node called hpc-201-11-35 is equipped with four V100 GPUs, and can be used interactively.

Relevant links to obtain further information on this cluster are: