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  1. Please check the availability of startvncdesktop on the selected system with the command which startvncdesktop  
  2. Adjust the following Slurm batch script, that targets the system Eiger.Alps as an example and provide an <executable>   
    Code Block
    languageshell
    #!/bin/bash
#
# VNC desktop on a compute node of Alps
#
# 1 node, 1 task per node
#
#SBATCH --job-name="vncdesktop"
#SBATCH --output=vncdesktop.out
#SBATCH --nodes=1
#SBATCH -t 1:00:00
#SBATCH -C mc&startx

if [ ! -e $HOME/.vnc/passwd ] ; then
  echo "For your protection, please run 'vncpasswd' before using vnc"
  exit 1
fi

echo "VNC Server accepting connections on 5901"
echo "Please choose a local free port (e.g. 60010) on the client machine and run the commands below"
echo "  ssh -f -L 60010:${HOSTNAME}:5901 -J $USER@ela.cscs.ch $USER@eiger.cscs.ch sleep 3600"
echo "  vncviewer localhost:60010"
echo "  You may use any available non-privileged port on your system in place of 60010."
sync
srun -n1 /usr/local/bin/startvncdesktop 1920x1080 <executable>
  3. Once the Slurm job has started , you should successfully the VNC server on the compute nodes, check the Slurm output file and follow the instructions on your local (client) machine to connect remotely to the compute node allocated by Slurm on VNC server on the compute of the selected system  

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