Because your time is better spent getting stuff done.
Manually configuring servers and using multi-step checklists to deploy your applications is no fun at all. Ansible is a great tool for automating your infrastructure tasks, with a gentle learning curve.
This book covers how to use Ansible to automate your configuration management, deployment, and orchestration tasks.
Ansible: Up and Running is now complete and available for purchase.A free excerpt of two chapters is available for download courtesy of Ansible, Inc.
Lorin Hochstein is a former academic turned software engineer/operator. Once upon a time, he ran experiments on developers. These days, he's the one doing the development.
He is currently a Senior Software Engineer at Netflix.
He has been an Assistant Professor of Computer Science at the University of Nebraska-Lincoln, a Computer Scientist at the University of Southern California's Information Sciences Institute, a Lead Architect at Nimbis Services, and a Senior Software Engineer at SendGrid Labs.
You can find him as @lhochstein on Twitter.