The main system at the CHPC for high performance computing is a cluster supercomputer called Lengau — cheetah in seTswana. This peta-scale system consists of Dell servers, powered by Intel processors, using FDR InfiniBand by Mellanox and is managed by the Bright Cluster Manager.
The cluster comprises four main parts:
all connected by
System | Compute Nodes | “FAT” Nodes | GPU Nodes |
---|---|---|---|
CPU | Intel Xeon | Intel Xeon | Intel Xeon |
Cores | 24 | 56 | 36 |
Speed | 2.6 GHz | 2.2 GHz | 2.2 GHz |
RAM | 128GiB / 64GiB | 1TiB | 32GiB |
GPU | Nvidia V100 | ||
GPU RAM | 16GiB / 32GiB |
Number of Nodes 1368 5 9 Total CPU Cores 32832 280 Total GPU Devices 36
Memory
148.5 TB
5 TB Rpeak 1.307 PFlops Rmax 1.029 PFlops
Interconnect
FDR Infiniband Network
Shared Storage
4 PB Lustre Storage
Launch Date
7 June 2016