Docker

September 10, 2019
Read time: 8 min

Introduction Servers are expensive. And in single-application installations, most servers spend the majority of their time waiting. An attempt to make the most of these expensive assets led to the development of virtualization. In turn, making the most of virtualization has led to multiple options for virtualizing applications. Hardware virtualization, like VMware, and process virtualization through containers, like Docker, offer competing methods for virtualizing applications. Both technologies work to make the most of limited hardware resources, but they do so in significantly different ways.

September 10, 2019
Read time: 27 min

Introduction The rise of containerization has been a revolutionary development for many organizations. Being able to deploy applications of any kind on a standardized platform with robust tooling and low overhead is a clear advantage over many of the alternatives. Viewing container images as a packaging format also allows users to take advantage of pre-built images, shared and audited publicly, to reduce development time and rapidly deploy new software.

August 23, 2018
Read time: 1 min

Free, online training for Kubernetes and Rancher. Our popular sessions show you the basics of running Kubernetes, including deployments, pods, services, running Kubectl, and ingresses.

September 10, 2019
Read time: 11 min

Introduction A growing number of companies and individuals have become interested in deploying applications in containers. This article will walk those interested in Docker through the basic steps required to install the software and build containers. To make understanding the instructions a bit easier, we’re going to focus on just one of the many available Docker variants: Docker Community Edition (CE) on Ubuntu and CentOS Linux. We’ll also provide links to the installation page on the Docker website if you are running Windows, macOS, or other platforms.

September 10, 2019
Read time: 12 min

Introduction Containers, along with containerization technology like Docker and Kubernetes, have become increasingly common components in many developers’ toolkits. The goal of containerization, at its core, is to offer a better way to create, package, and deploy software across different environments in a predictable and easy-to-manage way. In this guide, we’ll take a look at what containers are, how they are different from other kinds of virtualization technologies, and what advantages they can offer for your development and operations processes.

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