HPC-UGent Tier-2 hardware

The Stevin computing infrastructure consists of several Tier2 clusters which are hosted in the S10 datacenter of Ghent University. This infrastructure is co-financed by FWO and Department of Economy, Science and Innovation (EWI).

Login nodes

Log in to the HPC-UGent infrastructure using SSH via login.hpc.ugent.be .

Compute clusters

cluster name # nodes Processor architecture Usable memory/node Local diskspace/node Interconnect Operating system
swalot 128 2 x 10-core Intel E5-2660v3(Haswell-EP @ 2.6 GHz) 116 GiB 1 TB FDR InfiniBand CentOS 7
skitty 72 2 x 18-core Intel Xeon Gold 6140(Skylake @ 2.3 GHz) 177 GiB 1 TB + 240GB SSD EDR InfiniBand CentOS 7
victini* 96 2 x 18-core Intel Xeon Gold 6140(Skylake @ 2.3 GHz) 88 GiB 1 TB + 240 GB SSD 10 GbE CentOS 7
joltik 10 2x 16-core Intel Xeon Gold 6242(Cascade Lake @ 2.8 GHz) + 4x NVIDIA Volta V100 GPUs (32GB GPU memory) 256 GiB 800 GB SSD double EDR Infiniband CentOS 7
kirlia 16 2 x 18-core Intel Xeon Gold 6240(Skylake @ 2.6 GHz) 738 GiB 1.6 TB NVME HDR-100 InfiniBand CentOS 7
doduo 128 2x 48-core AMD EPYC 7552 (Rome @ 2.2 GHz) 250 GiB 180 GB SSD HDR-100 InfiniBand RHEL 8

(*) default cluster

For most recent information about the available resources and cluster status, please consult https://www.ugent.be/hpc/en/infrastructure .

Shared storage

Filesystem name Intended usage Total storage space Personal storage space VO storage space (*)
$VSC_HOME Home directory, entry point to the system 51 TB 3GB (fixed) (none)
$VSC_DATA Long-term storage of large data files 1.8 PB 25GB (fixed) 250GB
$VSC_SCRATCH Temporary fast storage of ‘live’ data for calculations 1.9 PB 25GB (fixed) 250GB
$VSC_SCRATCH_ARCANINE Temporary very fast storage of ‘live’ data for calculations (recommended for very I/O-intensive jobs) 70 TB NVME (none) upon request

(*) Storage space for a group of users (Virtual Organisation or VO for short) can be increased significantly on request.

For more information, see our HPC-UGent tutorial: https://www.ugent.be/hpc/en/support/documentation.htm .

User documentation

Please consult https://www.ugent.be/hpc/en/support/documentation.htm .

In case of questions or problems, don’t hesitate to contact the HPC-UGent support team via hpc@ugent.be, see also https://www.ugent.be/hpc/en/support .