BwUniCluster2.0/Maintenance/2024-05
Jump to navigation
Jump to search
The following changes were introduced during the maintenance interval between on 21.05.2024 (Tuesday) 08:30 and 24.05.2024 (Friday) 15:00.
We are not planning to change the host key of the system. You should not receive any warnings by your SSH client(s), but if there should be a warning or if you want to check that you are connecting to the correct system, you can verify the key hashes using the following list:
| Algorithm | Hash (SHA256) | Hash (MD5) |
|---|---|---|
| RSA | p6Ion2YKZr5cnzf6L6DS1xGnIwnC1BhLbOEmDdp7FA0 | 59:2a:67:44:4a:d7:89:6c:c0:0d:74:ba:3c:c4:63:6d |
| ECDSA | k8l1JnfLf1y1Qi55IQmo11+/NZx06Rbze7akT5R7tE8 | 85:d4:d9:97:e0:f0:43:30:6e:66:8e:d0:b6:9b:85:d1 |
| ED25519 | yEe5nJ5hZZ1YbgieWr+phqRZKYbrV7zRe8OR3X03cn0 | 42:d2:0d:ab:87:48:fc:1d:5d:b3:7c:bf:22:c3:5f:b7 |
Hardware
- All firmware versions on all components were upgraded.
Operating system
- The operating system was upgraded from RHEL 8.6 EUS to RHEL 8.8 EUS. We recommend to re-compile all applications after the upgrade.
- The Mellanox OFED InfiniBand Stack was updated.
Compilers, Libaries and Runtime Environments
- Certain older compilers are deprecated (hidden, aka module load compiler/gnu/9.3 will only be available as module load compiler/gnu/.9.3)
- Intel OneAPI 2023 and 2024 are now available
- Intel parallel studio 2020 (compiler 19.1, impi 2020, mkl 2020) are deprecated
Userspace tools
Software Modules
Batch system
- The Slurm version was upgraded to version 23.11.5
Storage
- Lustre client, BeeGFS client and Spectrum Scale client were updated.
Graphics stack
- The NVIDIA driver was upgraded to 550.54.15
- CUDA 12.2 is now the default version, 12.4 is available
- NVIDIA toolkit: default is now 23.9
Containers
JupyterHub
- Jupyterhub was upgraded to 4.1.3