The picture above depicts the principal architecture of the HT-Cluster. It comprises:

  •  A frontend node
    • pc2htfe1
    • accessible via ssh from 131.234.
    • 4* Intel Xeon 2.4 GHz
    • 4GB main memory
    • CentOS 5.2
    • Linux-Kernel 2.6.18-92
  • A server (admin node)
    • hosting the batch system
  • The physical worker nodes
    • pc2htn* 
    • accessible only via Torque
    • CentOS 5.2
    • Linux-Kernel 2.6.18-92
  • The virtual worker nodes hosted on machines  in the IRB- and other pools
    • accessible only via Torque
    • CentOS 5.2
    • Linux-Kernel 2.6.18-92
    • The master RAID hosting the cluster local homes and the pre-installed software
    • 680GB  home directories  /home/xxx
    • 280GB  /opt/pc2