[slurm-users] Stripped binaries and parallel debugging

[Bjørn-Helge Mevik]

Pär Lindfors <paran at nsc.liu.se> writes:

> Does anybody know what parallel debugging use case this refers to?
>
> I did a small test and stripped all files from Slurm packages on a few
> compute nodes, and could still successfully use Allinea DDT to launch
> and debug an MPI application using srun and PMI2.

Just a thought: could it be parallel debugging of slurm itself, e.g.,
slurmctld?

> The reason I looked into this is that a few of our nodes recently ran
> out of disk space, and I was a bit surprised when realizing that our
> Slurm packages used over 500 MB. That cluster is using Slurm 17.02,

Wow, that was a bit!  In our slurm 17.02 installation, it uses ~ 140 MiB
on the compute nodes.  (Still a fair bit, though.)

-- 
Cheers,
Bjørn-Helge Mevik, dr. scient,
Department for Research Computing, University of Oslo
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