2. Computers

UMN Minnesota Supercomputing Institute machine room

In January 2009 I had a chance to tour the MSI machine room. Unfortunately it was an unexpected bonus for the day and I only had my pocket camera and in staying out of the way of others on the tour didn't get as nice of photos as I'd have liked.
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  • MSI computer room entrance

    MSI computer room entrance

  • Outside entrance - locked electronic checkpoint for security patrols

    Outside entrance - locked electronic checkpoint for security patrols

  • "Elmo"

    "Elmo"

  • Elmo opened

    Elmo opened

  • The one Windows cluster (Windows Server 2008, IIRC 5casesx2boardsx2socketx4core)

    The one Windows cluster (Windows Server 2008, IIRC 5casesx2boardsx2socketx4core)

  • InfiniBand switch for blade cluster

    InfiniBand switch for blade cluster

  • Cluster nodes for blade system (on left in previous photo)

    Cluster nodes for blade system (on left in previous photo)

  • Some of the storage - this is Nexsan SATABeasts

    Some of the storage - this is Nexsan SATABeasts

  • Blurry, but note fan hanging from ceiling in the middle

    Blurry, but note fan hanging from ceiling in the middle

  • At least 6 different clusters visible here

    At least 6 different clusters visible here

  • Those 6 tall SGI Altix racks are one big SMP machine running a single Linux instance. Many boxes but linked with special ccNUMA extension.

    Those 6 tall SGI Altix racks are one big SMP machine running a single Linux instance. Many boxes but linked with special ccNUMA extension.

  • That 256 CPU Altix has water cooled racks to keep the exhaust temperature reasonable

    That 256 CPU Altix has water cooled racks to keep the exhaust temperature reasonable

  • Cooling coils visible through the rear panel

    Cooling coils visible through the rear panel

  • A view across several physically smaller systems

    A view across several physically smaller systems

  • View in the other direction. Tape library is in the center.

    View in the other direction. Tape library is in the center.

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    Cooling coils visible through the rear panel
    A view across several physically smaller systems
    View in the other direction. Tape library is in the center.