====== Using the GWDG Scientific Compute Cluster – An Introduction ======

===== Slides =====
The slides for the course can be found {{:en:services:application_services:high_performance_computing:courses:parallelkurs.pdf|here}}.

===== Connecting to the frontends =====
We disabled ssh plaintext authentication for security reasons, as [[https://listserv.gwdg.de/pipermail/hpc-announce/2020/000463.html|announced]] on out mailing list. Please take a look at [[en:services:application_services:high_performance_computing:connect_with_ssh|Connect with SSH]] to see more up to date information on how to connect to our frontends.

{{http://wwwuser.gwdg.de/~parallel/scc-course/connecting-to-frontends.webm}}

==== Important Linux Commands ====
{{http://wwwuser.gwdg.de/~parallel/scc-course/introduction-linux.webm}}

==== Specifics of the GWDG Cluster ====
{{http://wwwuser.gwdg.de/~parallel/scc-course/specifics-of-gwdg-cluster.webm}}

==== Modules ====
{{http://wwwuser.gwdg.de/~parallel/scc-course/modules.webm}}

==== Compiling Software ====
{{http://wwwuser.gwdg.de/~parallel/scc-course/compiling-software.webm}}

==== Introduction into Slurm ====
{{url>https://www.youtube.com/embed/JCS9PO-Jp1I 560,315 noscroll noborder}}

==== Resource Selection ====
{{url>https://www.youtube.com/embed/cl3HNS94QR8 560,315 noscroll noborder}}

==== Jobscripts and /scratch Usage ====
{{url>https://www.youtube.com/embed/F-iYYgw-X5g 560,315 noscroll noborder}}

==== Longer Jobs, the fat+ partition, GPUs and Debugging ====
{{url>https://www.youtube.com/embed/yFWlDu28pFA 560,315 noscroll noborder}}

==== Job Arrays, Dependencies and Useful Slurm Parameters ====
{{url>https://www.youtube.com/embed/yFWlDu28pFA 560,315 noscroll noborder}}