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This is allowed only for very short runs on the login nodes, since the interactive environment has a 10 minutes cpu-time limit. Please do not execute parallel applications on the login nodes!
A serial (or parallel) program, also using GPUs and needing more than 10 minutes can be executed interactively within an "Interactiveinteractive" SLURM batch job.
A request for resources allocation on the compute nodes is delivered to SLURM with the salloc/srun commands, the request is queued and scheduled as any other batch job but, when granted, the standard input, output, and error streams of the interactive job are connected to the terminal session from which the request was launched.
For example, to start an interactive session on one node and get the full node in exclusive way (including the four GPUs) for one hour, launch the command:
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