UAntwerp Tier-2 Clusters#
Login infrastructure#
You can log in to the CalcUA infrastructure in 2 ways:
using SSH via
login.hpc.uantwerpen.be,or using the webportal at
portal.hpc.uantwerpen.be.
When using SSH, you can also log in directly to the login nodes of the individual clusters using one of the following hostnames.
Cluster |
Generic login name |
Individual login node |
|---|---|---|
login-vaughan.hpc.uantwerpen.be |
login1-vaughan.hpc.uantwerpen.be
login2-vaughan.hpc.uantwerpen.be
|
|
login-leibniz.hpc.uantwerpen.be
login.hpc.uantwerpen.be
|
login1-leibniz.hpc.uantwerpen.be
login2-leibniz.hpc.uantwerpen.be
|
|
viz1-leibniz.hpc.uantwerpen.be |
||
login-breniac.hpc.uantwerpen.be |
Note
Direct login is possible to all login nodes and to the visualization node from within Belgium only. From outside of Belgium, a VPN connection to the UAntwerp network is required.
Compute clusters#
The CalcUA infrastructure contains 3 compute clusters. Partitions in bold are the default partition for the corresponding cluster.
Vaughan#
Partition |
Nodes |
CPU-GPU |
Memory |
Maximum wall time |
|---|---|---|---|---|
zen2 |
152 |
2x 32-core AMD EPYC 7452 |
256 GB |
3 days |
zen3 |
24 |
2x 32-core AMD EPYC 7543 |
256 GB |
3 days |
zen3_512 |
16 |
2x 32-core AMD EPYC 7543 |
512 GB |
3 days |
ampere_gpu |
1 |
2x 32-core AMD EPYC 7452
4x NVIDIA A100 (Ampere) 40 GB SXM4
|
256 GB |
1 day |
arcturus_gpu |
2 |
2x 32-core AMD EPYC 7452
2x AMD Instinct MI100 (Arcturus) 32 GB HBM2
|
256 GB |
1 day |
Leibniz#
Partition |
Nodes |
CPU-GPU |
Memory |
Maximum wall time |
|---|---|---|---|---|
broadwell |
144 |
2x 14-core Intel Xeon E5-2680v4 |
128 GB |
3 days |
broadwell_256 |
8 |
2x 14-core Intel Xeon E5-2680v4 |
256 GB |
3 days |
pascal_gpu |
2 |
2x 14-core Intel Xeon E5-2680v4
2x NVIDIA Tesla P100 (Pascal) 16 GB HBM2
|
128 GB |
1 day |
Breniac#
Partition |
Nodes |
CPU |
Memory |
Maximum wall time |
|---|---|---|---|---|
skylake |
23 |
2x 14-core Intel Xeon Gold 6132 |
192 GB |
7 days |
Storage infrastructure#
The storage is organised according to the VSC storage guidelines.
Environment variable |
Type |
Access |
Backup |
Default quota |
Total capacity |
|---|---|---|---|---|---|
$VSC_HOME |
NFS/XFS |
VSC |
YES |
3 GB, 20k files |
3.5 TB |
$VSC_DATA |
NFS/XFS |
VSC |
YES |
25 GB, 100k files |
60 TB |
$VSC_SCRATCH
$VSC_SCRATCH_SITE
|
BeeGFS |
Site |
NO |
50 GB, 100k files |
0.6 PB |
$VSC_SCRATCH_NODE |
ext4 |
Node |
NO |
node-specific |
For node-specific details, see the hardware information for Vaughan, Leibniz and Breniac.
See also
For more information on the file systems, please see the UAntwerp storage page.