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Power4 Cluster

IBM p655 cluster from our third IBM SUR grant


In our third Shared University Research (SUR) grant IBM granted 3 pSeries 655 nodes along with the required supporting infrastructure. It is a joint venture of the ISU Department of Chemistry, the Ames Laboratory Scalable Computing Laboratory and IBM. The primary purposes of the cluster are the development of high-performance network attached storage systems and the use of Infiniband as a high-performance interconnect under PPC64 Linux. In add.


  • Hardware
    • 3 p655 nodes:
      • 8-way 1.7GHz Power4+ processors
      • 32 GB of RAM
      • 2 internal 146GB disks
      • Infiniband (working on the driver)
      • PowerPC64 Linux
  • Software
  • Cluster Use
  • Acknowledgements IMPORTANT!


Below is a picture of the p655 rack.

Cluster Picture


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