https://groups.google.com/g/slurm-users/c/t6R2mZ0TEKk
Hi Juergen,
I found what went wrong. I forgot to specify :
PrologFlags=contain
before :
ProctrackType=proctrack/cgroup
My bad, it is specified in the documentation here :
https://slurm.schedmd.com/pam_slurm_adopt.html#SLURM_CONFIG
Many thanks for all your kind responses.