Why Orchestration?

This course primarily explains how to use Docker during development in order to emulate a production environment. Your live server may not use Docker, and that’s fine if, for example, you’re running a WordPress site hosted by a specialist company.

However, deploying application containers to live production servers offers several benefits. Containers can be:

• Monitored for availability or speed.
• Restarted on failure.
• Scaled according to demand.
• Updated without downtime (presuming at least one application container remains active while others update).

Dependency planning

There are many choices to make when planning a container-based production environment.

Some dependencies, such as a database, could be provided by cloud services. Software as a Service (SaaS) companies do the hard work for you. There’s no need to ...