Exercise Overview

Exercise Overview#

This exercise will introduce you to the derecho computing system. Specifically, in this exercise we will:

  • Step 1. Login to the derecho supercomputer.

  • Step 2. Examine the derecho glade file system.

Step 1: derecho Login#

From your tutorial terminal window prompt get online.

Login to derecho: 

ssh -XY username@derecho.hpc.ucar.edu

Where username is replaced with your tutorial username. Your derecho login will be used throughout the tutorial. If you have difficulty getting this to work please ask for help.

  • If you are in the in-person tutorial at NCAR, there will be helpers available.

  • If you are doing this outside of the tutorial then you can contact the user support from the NCAR Computational and Information Systems Laboratory (CISL).

CISL User Support

Step 2: Look Around derecho File Systems#

Now that you are on the derecho login nodes you can start to explore the file system. The following simple exercises will start that process.

Show your current directory: 
pwd

List all the directories on the glade file system: 

ls /glade

List the contents of the Input Data directory: 

ls /glade/campaign/cesm/cesmdata/cseg/inputdata/
Contents