Systems

Since about 6:00 p.m. today, the parallel filesystem ($FASTTMP) is partially down. Jobs on Fritz, Alex, and Helma may be affected. We are working on solving the issue and apologize for the incovenience. Update : Lustre is fully available again.  

The Fritz and Helma clusters are down today (May 14) because of urgent maintenance of the water cooling system. We apologize for the inconvenience and will keep you updated about the status. Update About half of the Fritz cluster nodes are up and running again. Update The Fritz and Helma clu...

On April 29 and 30, the SCS Hackathon 2025 took place at FAU, jointly organized by the NHR@FAU and the Sovereign Cloud Stack project. 22 participants from various places, even from the Netherlands and Slovakia, were welcomed to share creative ideas and impressive solutions. For two days, members ...

There will be scheduled downtime of our Tier-3-clusters TinyGPU and TinyFat, including the frontend tinyx and special machines like memoryhog, starting on Wednesday, May 7 at 09:00 and lasting at least the whole day. Reason for the downtime is an OS update. Update 17:00: the frontend tin...

We had to perform an emergency shutdown for the clusters Fritz and Helma today (Wednesday, April 16) at around 13:30, after the cold water supply for these clusters failed at around 13:10. All jobs running at that time were terminated (ungently). Update 16.04. 15:50: First analysis showed that a ...

Our file server titan crashed Montag 24.03 20:00. Unfortunately, this currently affects all users on all clusters and frontends; normal work is all but impossible at times. We are working on resolving the situation and apologize for any inconvenience.   UPDATE 25.03. 9:40: /home/titan ...

There will be a scheduled downtime of all the HPC systems of NHR@FAU starting on Monday, 17.03. at 9:00 and expected to last until about 17:00. As usual, Jobs that would collide with the downtime will automatically be postponed until the downtime is over. Frontends and filesystems will be avai...

There will be a scheduled downtime of all the HPC systems of NHR@FAU starting this Thursday, 13.02. at 9:00 and expected to last until about 17:00. As usual, Jobs that would collide with the downtime will be postponed until the downtime is over. Frontends and filesystems will be available most...

Since 20:10 on January 30, the parallel Lustre file system ($FASTTMP) on the Fritz cluster is unavailable due to repeated server crashes. The issue is being investigated. Update 2025-01-31 17:00: The issue turned out to be a faulty component in the Infiniband network of Fritz, the Lustre servers ...

Since Wednesday (2025-01-22) evening, some nodes in TinyGPU and TinyFAT seem to have problems accessing NFS directories. This will lead to issues like Jobs mysteriously hanging, or interactive jobs starting but never opening a shell prompt. Update 2025-01-23 09:30: This issue should now be resolv...