Cluster Docs

uv

zzzzgaus (zzzzgaus@undisclosed.example.com) — 2026-08-18T13:18:59+00:00

uv – Python package manager ---------- This document describes uv usage on the LUIS cluster. For detailed instructions on uv features, including installation of deep learning stacks, please refer to the official uv documentation. uv is a fast Python package manager and environment tool, serving as a modern alternative to

cluster_faq

zzzzgaus (zzzzgaus@undisclosed.example.com) — 2026-08-18T06:24:18+00:00

FAQ: Frequently asked questions ---------- Formal issues I forgot my password! → Go to your project management (usually that's the people of your own institute) who will help you with that. We can not and will not reset your password, that is entirely the project management's responsibility.

transferring_data

zzzzgaus (zzzzgaus@undisclosed.example.com) — 2026-08-18T06:22:14+00:00

File transfer to/from the cluster ---------- There is a special node dedicated to data transfer with the cluster system. Whenever you transfer a larger amount of data (more than a few Gigabytes) to/from the cluster system, please prefer this node:

start

zzzznana (zzzznana@undisclosed.example.com) — 2026-08-12T21:24:56+00:00

LUIS HPC Cluster Documentation ---------- This document is meant to facilitate your work with the cluster system of Leibniz University Hannover. Please take some time to read through this document. If you think you have absolutely no time, read at least

luhki_hpc

zzzznana (zzzznana@undisclosed.example.com) — 2026-08-10T14:12:43+00:00

LUHKI-HPC ---------- LUHKI-HPC is an AI-powered assistant designed to support users of the LUIS High Performance Computing (HPC) cluster. It provides an interactive interface to the official cluster documentation, enabling both current and prospective users to ask questions about system usage, software and hardware environments, recommended practices, and selected aspects of their personal cluster environment.

luhki-hpc_ood_dark_3.png - created

zzzznana (zzzznana@undisclosed.example.com) — 2026-08-10T14:11:48+00:00

apptainer

zzzzgaus (zzzzgaus@undisclosed.example.com) — 2026-07-29T09:22:10+00:00

Apptainer Containers (replaces Singularity) Apptainer will replace Singularity on the the LUH-Clusters. Currently you can use both commands apptainer and singularity because the last one is a symlink to apptainer. This may change in the future. Please note

slurm_usage_guide - old revision restored (2026/07/15 05:58)

zzzzgaus (zzzzgaus@undisclosed.example.com) — 2026-07-15T06:05:42+00:00

SLURM usage guide ---------- If you are completely new to scientific computing, read this: Please keep in mind that simply throwing a serial program without provisions for parallelization at the cluster will not make it run faster. In fact, it will often run SLOWER, since cpu cores on machines specialized in scientific computing usually run at lower clock frequencies than workstation cpus.

gaussian

zzzznana (zzzznana@undisclosed.example.com) — 2026-07-03T21:48:56+00:00

Gaussian & GaussView * Gaussian and GaussView are available on the cluster via the environment module system. * Due to licensing regulations, access is limited to authorized users who have explicitly accepted the terms of use. * The older (non-default) software version (g16.A03) is incompatible with AMD cpus.

jhub_available_courses.png

zzzznana (zzzznana@undisclosed.example.com) — 2026-06-21T19:30:04+00:00

jhub_available_courses_select_course.png

zzzznana (zzzznana@undisclosed.example.com) — 2026-06-21T19:30:04+00:00

jhub_job_queue.png

zzzznana (zzzznana@undisclosed.example.com) — 2026-06-21T19:30:04+00:00

jhub_home.png

zzzznana (zzzznana@undisclosed.example.com) — 2026-06-21T19:24:29+00:00

luhki-hpc_ood_dark_2.png

zzzznana (zzzznana@undisclosed.example.com) — 2026-06-21T19:21:56+00:00

luhki-hpc_docs_light_2.png

zzzznana (zzzznana@undisclosed.example.com) — 2026-06-21T17:37:25+00:00

luhki-hpc_ood_dark_1.png - created

zzzznana (zzzznana@undisclosed.example.com) — 2026-06-18T17:18:16+00:00

luhki-hpc_docs_light_1.png - created

zzzznana (zzzznana@undisclosed.example.com) — 2026-06-18T17:07:21+00:00

luhki-hpc_docs_light.png - created

zzzznana (zzzznana@undisclosed.example.com) — 2026-06-18T17:03:44+00:00

luhki-hpc_ood_dark.png - created

zzzznana (zzzznana@undisclosed.example.com) — 2026-06-18T09:04:07+00:00

luhki-hpc_dokuwiki_light.png - created

zzzznana (zzzznana@undisclosed.example.com) — 2026-06-18T08:59:01+00:00