[slurm-users] '--x11' or no '--x11' when using srun when both methods work for X11 graphical applications

Jeffrey Frey frey at udel.edu
Thu Nov 30 11:04:57 MST 2017


> Also FWIW, in setting-up the 17.11 on CentOS 7, I encountered these minor gotchas:
> 
> - Your head/login node's sshd MUST be configured with "X11UseLocalhost no" so the X11 TCP port isn't bound to the loopback interface alone

Anyone who read this, please ignore.  Red herring thanks to slurm.conf (with PrologFlags=X11) not having propagated to all the nodes yet, etc.



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Jeffrey T. Frey, Ph.D.
Systems Programmer V / HPC Management
Network & Systems Services / College of Engineering
University of Delaware, Newark DE  19716
Office: (302) 831-6034  Mobile: (302) 419-4976
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