ARIS user support¶
Welcome to ARIS user support and technical information page.
Please read carefully the system’s documentation.
For any questions related to technical support about the usage of the system please send us an e-mail at support at hpc.grnet.gr
For questions about access and general questions about the service please use the following e-mail address: hpc-info at lists.grnet.gr
System Downtime
2026-09-07
System will be unavailable at 2026-09-09 for security
updates in the period 16:00 - 23:00.
Jobs not running with reason ReqNodeNotAvail fall in the
expected downtime period, they will start after system
power on.
Singularity/Apptainer user namespaces disabled
2026-07-29 18:34
Due to serious security issue, user namespaces
(singularity/apptainer) on the compute and login nodes
have been temporarily disabled. As a result, user jobs
that rely on Apptainer will experience issues.
Please contact support for any queries.
Getting Started¶
Get Access¶
Description of the system’s official access policy (in Greek). It provides information on who is eligible and what is the process for getting an account for the system.
Login on ARIS¶
Basic information for logging in to the system and transferring files between your computer and ARIS.
Running Applications¶
Instructions on how you can run applications on ARIS.
Frequently Asked Questions¶
List of frequently asked questions.