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Quickstart.md

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0. Get your account

You need to register first at here:

1. Login and Logout

  • Login:

First login to gorina1 by using the following command and your password.

ssh -X [USER]@gorina1.ux.uis.no

Now, you are working in gorina16 where is supposed to run OpenFoam Simulaitons.

  • Logout: Type logout in your terminal. or use [Ctrl] + d to logout.

2. Start and stop simulations

2.1 Files transfer

The files transfer can be different according to your operation system.

  • For linux system, you can first type the following in file explorer, and then using drag and and drop to transfer your files.
sftp:// [USER]@gorina1.ux.uis.no/nfs/student/[USER]

Note: You can make a bookmark for further access.

  • For windows system, you can use Bitvise SSH Client. In the login section, fill the following information, and then you can transfer files through the popping out sftp window.
Host: gorina1.ux.uis.no
Port: 22
Username: [USER]

2.2 Preparing submit files

  • Download and add the submit.sh script to the case folder. More informaion about this shell file can click here
  • Give authority for the script to be editable and executable chmod u+x submit.sh

2.3 Setting enviroment variables

  • source OpenFOAM

Commands can be verious according to the version of OpenFOAM that you will use. The folloing are based on OpenFoam 6.

source /opt/OpenFOAM/OpenFOAM-6/etc/bashrc

source /opt/OpenFOAM/.OF6x.bashrc
  • source Code_Aster
source /opt/aster/etc/codeaster/profile.sh

2.4 Submit and cancel job

  • Submit job sbatch submit.sh
  • Cancel job scancel job_id

3. Check information

  • List queue squeue

Status R means it’s running, PD means pending, i.e. that it’s waiting for available resources.Q means queuing.

  • List nodes and status sinfo
  • List jobs scontrol show jobs
  • Monitor processes top or htop
  • Cpu info lscpu
  • Memmory info free -mh
  • disk info df -h

Updated 25 Feb. 2020

By Hui Cheng

hui.cheng@uis.no