Hello, I am trying to run this simple MWE.jl file in a HPC: using Distributed addprocs(2) println("Processes added") rmprocs(workers()) println("Processes removed") If I run julia MWE.jl in my laptop, it works fine. However, if I run it in a HPC (say, e.g., in the master node), I get Processes…

Please read this resource before proceeding: [image] GitHub - Arpeggeo/julia-distributed-computing: The ultimate guide to distributed computing in... The ultimate guide to distributed computing in Julia HPC clusters might require the use of a job sche…

I have just realized that running sudo julia MWE.jl works fine. Is this a Julia-related issue or is it related to the administration of the HPC? Julia is installed in /opt folder.

I have tried something similar, but running julia -p4 ... or similar yields the segmentation fault. Whenever I try to work with several processes in julia I get the segmentation fault, unless it is under sudo permission.

Segmentation fault at rmprocs()

General Usage

mancolric November 21, 2025, 3:12pm 5

Unsetting LD_LIBRARY_PATH fixed the problem. Is a similar issue than this one, this one and this one.

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Segmentation fault at rmprocs()

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