Ansible variable precedence Source: http://docs.ansible.com/ansible/latest/playbooks_variables.html#variable-precedence-where-should-i-put-a-variable From least to most important command line values (for example, -u my_user, these are not variables) role defaults (defined in role/defaults/main.yml) inventory file or script group vars inventory group_vars/all
Safest way to clean up boot partition - Ubuntu 14.04LTS-x64, Ubuntu 16.04LTS-x64 Reference Case I: if /boot is not 100% full and apt is working 1. Check the current kernel version $ uname -r