mogondoks

This is the user documentation of MOGON, the high-performance computing cluster at Johannes Gutenberg University Mainz.


Documentation

Support Chat

Let's solve smaller issues and requests in our Mattermost support chat.

Ticket System

Detailed questions and problems can be discussed via our ticket system.

Script Engine

Use this tool to automatically generate custom Slurm scripts for your jobs.

interactive hpc

Explore our MOGON On-Demand apps for interactive sessions in your browser.

Latest Blog Posts

Here you can find short guides, workflows, or new features.
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Nextflow 25.10.4

Nextflow is now available as module on MOGON NHR.

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CP2K on Zen3 CPUs

Benchmarking the performance and scalability of CP2K on MOGON NHR.

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File Migration

Migrating files between MOGON II and MOGON NHR project directories.

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PyTorch on MOGON NHR

Interactive GPU jobs with PyTorch.

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Getting Started

Your gateway to MOGON — from first login to troubleshooting
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What is MOGON?

General overview for newcomers to HPC and MOGON.

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Who can use MOGON?

Get access to MOGON and find links to HPC project applications.

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Onboarding

Step-by-step guide for setting up access to MOGON.

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Troubleshooting

How to debug your SSH connection.

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Running Jobs

Using the scheduler Slurm for job submission, monitoring, and optimization.
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Using Slurm

Keystone of administrating your jobs on MOGON is the cluster manager Slurm.

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Slurm Options

List of the most frequently used Slurm command parameters.

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Job Monitoring

Commonly used Slurm commands for managing and monitoring your jobs.

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Using GPUs

Find out more about our GPU partitions and using GPUs with Slurm in general.

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Hardware & Cluster

Technical infrastructure information to understand MOGON's architecture and resource limits.
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Login Nodes

Look up login and service node addresses as well as usage restrictions.

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Compute Nodes

Get an overview of MOGON's compute resources.

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Partitioning

Find out which MOGON partition fits your particular use case best.

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Memory Limits

Check the default and maximum memory sizes for different partitions.

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Software & Tools

Access, manage, and optimize your software environment.
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Using Modules

Basic commands for managing software modules to set up your environment.

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Module Rotation

Details about the new module organization structure on MOGON NHR.

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Containers

Using container technologies like Apptainer on MOGON.

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Anaconda

Using conda environments on MOGON.

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Data Management

Store, transfer, and archive your research data efficiently.
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Storage

The project and home directories have different quotas based on their function.

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Data Transfer

Explore your options for transferring and downloading data on MOGON.

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Lustre

Basic information about Lustre filesystems and usage guidelines.

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Archiving

Preparing your research project data for long-term storage.

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Support & Community

Get help, connect, and learn with the MOGON community.
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FAQs

Quick answers to commonly asked questions.

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Courses

Are you interested in HPC courses or intend to teach using MOGON?

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HPC Café

Join MOGON users and admins alike for short discussions over coffee and tea.

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Contact Us

Do you have questions regarding HPC at Johannes-Gutenberg University?

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