Docker for Rails Developers

The “Ops” in DevOps

Our focus as software developers is often on the development phase, with its discovery, analysis, testing, and building activities.

Depending on your work environment, you may or may not be heavily involved in operations—or just Ops—which involves delivering and running software in production. We can break this down into a number of different areas:

1. Provisioning
2. Configuration management
3. Release management
4. Monitoring and alerting
5. Operating

Although you probably have some idea of what these things mean, let’s describe them so that we’re on the same page.

Provisioning—also known as creating stuff. Software needs computers and resources to run on. Ensuring there are enough computing resources available—and creating them if not—is ...