To be done during the workshop!

Normally this reading would be done in advance of the workshop, but this semester, the instructors have elected to do it at the start of the workshop.

Setting Up Koa

Overview

Objectives

Have an OOD compatible browser
Be able to connect to the workshop in Zoom and Koa Open OnDemand via a web browser
Download sample data

Ensure you are using a compatible browser

Please make sure you have installed a compatible browser as specified at: https://osc.github.io/ood-documentation/latest/requirements.html#browser-requirements

Connect to Koa through Open OnDemand

Connect to Koa by pointing your browser (ChromeOS, Firefox or Safari) at: https://koa.its.hawaii.edu

You should get the UH gold screen and then login with your user name and password.

Authenticate with MFA/DUO via your preferred method.

You should see the Koa Open OnDemand start page:

Launch an interactive session on a compute node

Start an interactive session:

Your input values should be:

The output should look like this:

Click here to start a shell on node assigned to your Open Ondemand session:

Assign a compute node

You should see:

If you see:

Answer yes:

Warning: Permanently added ‘gpu-0016.hpc.ci.its.hawaii.edu,10.100.11.214’ (ECDSA) to the list of known hosts. Authentication failed. Your connection to the remote server has been terminated.

Go back to “my interactive sessions” in the browser and start another shell..

Download sample files for this workshop

In your opened Desktop session which started a shell, copy and paste in the following commands below and then hit “enter” on your keyboard to download data-shell.zip within the Desktop directory. These set of commands are going to download and unzip the data-shell.zip file and create a folder called data-shell with several files and directories in it that will be used in this workshop. We’ll learn more about these commands in this workshop.

cd Desktop
wget https://change-hi.github.io/morea/scientific-software-basics/data/data-shell.zip
unzip data-shell.zip
rm data-shell.zip
cd ..

To see if the files have been downloaded, copy and paste these commands into your shell:

Input:

ls -F Desktop/data-shell/

Output:

creatures/  data/  molecules/  north-pacific-gyre/  notes.txt  pizza.cfg  solar.pdf  writing/