Adjusted normal operations of the Jülich Supercomputing Centre as of 25 May 2021

last update: 26 May 2021, 09:00 h

In accordance with the preventive measures against the spread of the coronavirus published by the management of Forschungszentrum Jülich on 21 May 2021, the Jülich Supercomputing Centre is switching to adjusted normal operations and adjusting its range of services.

During adjusted normal operation, we will supplement this announcement for you with current information (updates).

HPC systems and support:

The HPC systems are still in operation. However, they are only maintained by a minimal number of members of the on-site administrator team.

The entire user support team is currently working from home. To report problems with the HPC systems and for support in using the supercomputers, please use the email address (ticket system)

The support phone number, +49 2461 61-2828, is currently diverted to an answering machine; recorded messages are immediately forwarded as voice messages to and then processed further.


Dispatch services can be reached during the usual opening hours – also on site in building 16.4., room 201:
phone +49 2461 61-5642, fax +49 2461 61-2810;
Opening hours: Mon - Fri: 09:00 – 11:30 h, additionally Thu: 13:30 – 16:00 h

Personal authentication for DFN certificates can still take place via video session.

Update on 26 May 2021: Please note that if you visit the Dispatch in person, you must wear a face mask.

JuNet network services and IT security

The number of on-site employees in the areas of network and IT security has been halved. Your known contact persons can still be reached by e-mail. Only the availability by telephone could be temporarily limited, depending on the colleague's current workplace (JSC office or home office). You can reach the network helpdesk as usual at +49 2461 61-6440.

The following e-mail addresses are available for further questions on specific network topics:

When submitting support requests, please include a phone number where the respective users can be reached, if possible.