tail -f /dev/null ou /usr/lib/systemd/systemd
yum install httpd => cpio: cap_set_file
Failed to get D-Bus connection: Operation not permitted
ansible-playbook -i inventory playbooks/destroy-container.yml
ansible-playbook -i inventory/single \
playbooks/install-mediawiki.yml
ansible-playbook -i inventory/load-balancer \
playbooks/install-mediawiki.yml