DINE2
DINE2, the Durham Investigatory Node Environment (or Durham Integrated Next-gen Environment), is an 8 node cluster with a CerIO composability fabric, allowing GPUs to be added to servers upon demand.
With dual Intel Sapphire Rapids 32-core processors and 2TB RAM. Each node has access to up to 8 NVIDIA A30 GPUs, using a CerIO composable fabric.
DINE2 was installed in 2024.
Specifications
Nodes |
RAM per node |
CPU(s) |
Network Technology |
GPU |
GPU Count |
|---|---|---|---|---|---|
8 |
2TB |
2x Intel Sapphire Rapids 32-core |
Infiniband |
Nvidia A30 24GB |
8 Total (configurable) |
By default, each node has a single GPU attached, but can be configured to use up to the 8 available.
To request a specific configuration, please contact cosma-support@durham.ac.uk.
Benchmarks
Memory bandwidth (BabelStream): 822 GB/s
array_size: 134217728
iterations: 100
precision: FP64
Futher details are available on the SHAREing website.
Usage
If you do not already have an account on COSMA, please follow the instructions here, then request to join the project: do015.
The DINE2 cluster is part of the dine2 SLURM partition. Jobs should be submitted to the queue using #SBATCH -p dine2.
There is no direct ssh access to DINE nodes.
CUDA is available as a module, using module load nvhpc/25.11.
Known issues / notes
Dine2 nodes mount /dine, not /cosma5. Copy any necessary files into /dine/data/<project>/<username>/