If you can spare 5 minutes of your time, learn how to use Ansible.

In this video, you will learn:
1. How to install ansible in Fedora 25
2. How to create inventory file and list hosts
3. How to create hostgroups
4. How to use ansible 'list-hosts` command option to identify the hosts that are affcted by an Ansible run
5. How to run Ansible using the built-in `command` module


Commands used in this video:

1. Check the linux distro version. I used fedora 25 for this demo.
# cat /etc/redhat-release

2. Install ansible
# sudo dnf install -y ansible

3. Check ansible version
# ansible --version

4. inventory file format:
[location]
myhost1
myhost2

5. list-host command option:
#ansible mycentos1 -i inventory --list-hosts

6. using Ansible Command module
# ansible mycentos1 -i inventory -u root -m command -a "df -h"

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