[slurm-users] Memory per CPU

[Michael Di Domenico]

what leads you to believe that you're getting 2 CPU's instead of 1?
'scontrol show job <id>' would be a helpful first start.

On Tue, Sep 29, 2020 at 9:56 AM Luecht, Jeff A <jeff.luecht at pnc.com> wrote:
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> I am working on my first ever SLURM cluster build for use as a resource manager in a JupyterHub Development environment.  I have configured the cluster for SelectType of ‘select/con_res’ with DefMemPerCPU and MaxMemPerCPU of 16Gb.  The idea is to essentially provide for jobs that run in a 1 CPU/16Gb chunks.  This is a starting point for us.
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> What I am seeing is that when users submit jobs and ask for memory only  – in this case, 16Gb, SLURM actually allocates 2 CPUs, not 1 that I would expect.  Is my understanding of how this particular configuration works incorrect?
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