Genius#

Note

Genius is a KU Leuven/UHasselt Tier-2 cluster which is still in operation, but most of its hardware has already been decommissioned. This page is only for possible future reference.

Hardware details#

  • thin nodes

    • 86 Skylake nodes

      • 2 Xeon Gold 6140 CPUs@2.3 GHz (Skylake), 18 cores each
        (1 NUMA domain and 1 L3 cache per CPU)

      • 192 GiB RAM (memory bandwidth and latency measurements)

      • 200 GB SSD local disk

      • partition batch|batch_long and interactive

    • 144 Cascadelake nodes

      • 2 Xeon Gold 6240 CPUs@2.6 GHz (Cascadelake), 18 cores each
        (1 NUMA domain and 1 L3 cache per CPU)

      • 192 GiB RAM (memory bandwidth and latency measurements)

      • default memory per core is 5000 MiB

      • 200 GB SSD local disk

      • partition batch|batch_long

    • 4 Naples AMD nodes

      • 2 EPYC 7501 CPUs@2.0 GHz, 32 cores each
        (4 NUMA domains and 8 L3 caches per CPU)

      • 256 GiB RAM

      • 200 GB SSD local disk

      • partition amd

  • 10 big memory nodes

    • 2 Xeon Gold 6140 CPUs@2.3 GHz (Skylake), 18 cores each
      (1 NUMA domain and 1 L3 cache per CPU)

    • 768 GiB RAM

    • default memory per core is 21000 MiB

    • 200 GB SSD local disk

    • partition bigmem|bigmem_long

  • 1 huge memory node Superdome

    • 8 Xeon Gold 6132 CPUs@2.6 GHz (Skylake), 14 cores each

    • 6 TiB RAM

    • default memory per core is 53500 MiB

    • partition superdome|superdome_long

  • 6 GPU nodes, 24 GPU devices

    • 6 P100 nodes

      • 2 Xeon Gold 6140 CPUs@2.3 GHz (Skylake), 18 cores each
        (1 NUMA domain and 1 L3 cache per CPU)

      • 192 GiB RAM

      • default memory per core is 5000 MiB

      • 4 NVIDIA P100 SXM2@1.3 GHz, 16 GiB GDDR, connected with NVLink

      • 200 GB SSD local disk

      • partition gpu_p100|gpu_p100_long

The nodes were connected using an Infiniband EDR network (bandwidth 25 Gb/s). The islands are indicated on the diagram below.

Genius hardware diagram