Posts in FAQ
30 September 2024 - How to get more memory for my Slurm job
06 August 2024 - Slurm-managed cronjobs
11 January 2024 - How to keep disk usage under control
24 February 2023 - Set up Remote Developement/Debugging
24 January 2023 - How can I log into levante, change my password and login shell?
24 January 2023 - I want to add my own packages to Python or R but they won’t compile
24 January 2023 - Which Compiler and MPI library should I use?
24 January 2023 - How do I log into the same login node I used before
21 October 2022 - How big are my files?
22 August 2022 - Can I get my compute time back?
02 August 2022 - Using tmux for persistent ssh connections
23 October 2019 - How to prevent interuptions of ssh connections to DKRZ systems?
17 September 2019 - How do I share files with members of another project?
08 July 2019 - Why do I receive .Xauthority file error messages?
18 September 2018 - Python Matplotlib fails with “QXcbConnection: Could not connect to display”
30 May 2018 - How can I avoid core files if my program crashes
19 June 2017 - Why does my job wait so long before being executed? or: Why is my job being overtaken by other jobs in the queue?
19 June 2017 - When will my SLURM job start?
19 June 2017 - How to use environment modules in batch scripts
19 June 2017 - How to use SSHFS to mount remote lustre filesystem over SSH
19 June 2017 - How to set the default Slurm project account
19 June 2017 - How to improve interactive performance of MATLAB
19 June 2017 - How to display the batch script for a running job
19 June 2017 - How can I see on which nodes my job was running?
19 June 2017 - How can I run a short MPI job using up to 4 nodes?
19 June 2017 - How can I get a stack trace if my program crashes?
19 June 2017 - How can I check my disk space usage?
19 June 2017 - How can I access my Lustre data from outside DKRZ/ZMAW?
19 June 2017 - Can I run cron jobs on HPC login nodes?
18 June 2017 - Is a FTP client available on Levante?
Posts in HSM
26 June 2025 - HSM tools June 2025 updates
26 June 2025 - Changelog slk_helpers v1.16.5
03 February 2025 - HSM tools February 2025 updates
03 February 2025 - Changelog slk_helpers v1.13.2
25 April 2024 - HSM module cleanup April 2024
25 April 2024 - Changelog slk_helpers v1.12.10
11 April 2024 - HSM: check storage location of files
01 December 2023 - HSM News for Dec 2023
01 December 2023 - Changelog slk_helpers v1.10.2
17 October 2023 - Changelog slk_helpers v1.9.9
09 October 2023 - HSM News for Oct 2023
25 August 2023 - Changes in pyslk 1.9
14 July 2023 - Changelog slk_helpers v1.9.5
06 July 2023 - Changelog slk_helpers v1.9.3
22 May 2023 - Changelog slk_helpers v1.9.0
08 May 2023 - Important news for slk usage
08 May 2023 - Changelog slk_helpers v1.8.10
24 April 2023 - Changelog slk_helpers v1.8.7
24 April 2023 - Changelog slk v3.3.91
21 March 2023 - Changelog slk_helpers v1.8.2
21 March 2023 - Changelog slk v3.3.88
10 February 2023 - Changelog slk_helpers v1.7.4
31 January 2023 - Changelog slk v3.3.83
24 January 2023 - E-Mail notification when login token due to expire
16 January 2023 - Changelog slk_helpers v1.7.1
16 January 2023 - Changelog slk v3.3.81
08 December 2022 - Changelog slk_helpers v1.6.0
08 December 2022 - Changelog slk v3.3.76
06 December 2022 - Changelog slk_helpers v1.5.8
06 December 2022 - Changelog slk v3.3.75
21 October 2022 - Changelog slk v3.3.67
19 September 2022 - Changelog slk_helpers v1.5.7
Posts in Jupyterhub
25 October 2021 - How to install R packages in different locations?
24 October 2021 - JupyterDash on Jupyterhub @ DKRZ
10 June 2021 - How to install jupyter kernel for Matlab
16 May 2021 - How to re-enable the deprecated python kernels?
06 May 2021 - Requested MovieWriter (ffmpeg) not available
23 March 2021 - Create a kernel from your own Julia installation
04 March 2021 - Python environment locations
16 November 2020 - Dask jobqueue on Levante
05 November 2020 - Enable NCL Kernel in Jupyterhub
07 October 2020 - FileNotFoundError: [Errno 2] No such file or directory
25 September 2020 - Jupyterhub log file
18 September 2020 - Simple Dask clusters in Jupyterhub
Posts in visualization
29 November 2021 - About data on curvilinear or rotated regional grids