Change hostnames

To change a hostname, you should first login into the node using SSH and then type

sudo nano /etc/cloud/cloud.cfg

Then findpreserve_hostname: falseand change it topreserve_hostname: true

Save and exit.

Then type the following command in your terminal window

sudo nano /etc/hostname

Change the hostname toworker01, for example.

Save, exit, and reboot.

sudo reboot