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 through out 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/
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