Basic Usage of Ansible

The lab in this document primarily demonstrates how Ansible batch controls clients in Alibaba Cloud Elastic Compute Service (ECS). Ansible is an open source automatic O&M tool written in Python. Consolidating the advantages of multiple O&M tools (such as Puppet, CFEngine, Chef, Func, and Fabric), Ansible implements system configuration, application deployment, and command execution in batches.The following lab shows how to install Ansible and use its common modules, giving you a pr