chpc:lengau
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Lengau Cluster
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:
- 1368 compute nodes
- 5 large memory nodes
- 9 GPU nodes
- 4 PF storage over the Lustre parallel file system
all connected by
- 56 Gbps FDR Inifniband network interconnect
LENGAU CLUSTER
| 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 |
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