[root@ansible-server ~]# sudo yum install epel-release
[root@ansible-server ~]# sudo yum install-y ansible
$ sudo apt update
$ sudo apt install software-properties-common
$ sudo apt-add-repository ppa:ansible/ansible
$ sudo apt update $ sudo apt install ansible
[root@ansible-server test_ansible]# ansible-i hosts all-m ping
[root@ansible-server test_ansible]# ansible-i hosts all-m ping--limit host2
[root@ansible-server test_ansible]# ansible-i hosts all-m copy-a "src=/root/test_ansible/testfile dest=/tmp/testfile"
[root@ansible-server test_ansible]# ansible-i hosts all-m yum-a 'name=ncdu state=present'
[root@ansible-server test_ansible]# ansible-i hosts all-m yum-a 'name=ncdu state=absent'
[root@ansible-server test2]# ansible-galaxy init role1
[root@ansible-server test_ansible]# ansible-playbook-i hosts p4.yml--check
[root@ansible-server test_ansible]# ansible-playbook-i hosts p4.yml-k
