Operational Restrictions

  • To be able to use the HT-Cluster one has:
    • to have an IMT account and an AFS home
    • to be member of a special group
      • Send an email to your local support to apply for using the HT-cluster.

        For example people working in the computer science faculty send an email to  irb-support(at)upb.de. 

  • Only sequential jobs are possible
  • There are no shared file systems:
    • Frontend local home is created automatically at first login
    • Worker local homes are created via cron (5m interval)
    • Worker local /opt/pc2 is updated via rsync (pull)
  • “Old”  data will be removed automatically from worker nodes
  • “Old”  data (4 weeks) will be removed automatically from frontend
  • PC2 does not
    • provide any application support
    • install software X for user Y
     
    HPC Systems & Services