Without question, 2014 has been the year of the container, with Docker’s containerization tools adopted by major cloud platforms as well as Red Hat and Ubuntu.
Docker is not alone, with other containerization technologies getting significant attention from the engineering and investment worlds -- and with Microsoft building its own containerization technology into the next release of Windows.
Containing the world, piece by piece
Containerization, as implemented by tools like Docker, is a way of abstracting applications and services from the underlying OS in a way that makes it easy to quickly deploy applications in virtual machines or on physical servers in secure, isolated user spaces. IBM used containers on its mainframes, and ISPs have used them for decades to deliver virtual private servers, sharing expensive compute and storage resources between customers' Web servers.
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