Docker containers are growing in popularity as a deployment platform for enterprise applications. However, the performance impact of running these applications in Docker containers on virtualized infrastructures is not well understood. A new white paper i... (more…)

We released a CLI for storing and retrieving secret environment variables on Amazon ECS or any EC2 instance.

Here at Canonical, we use Dockerfiles on a daily basis for all our web projects. Something that caught our attention recently was the amount of space that we were using for each Docker image, and we realized that we were installing more dependencies than ... (more…)

I started writing this post with the idea of creating a step-by-step guide to using Docker to run a sample application, and then show how to do the equivalent without knowing anything about Docker (you do the latter using Sandbox). But given that this pos... (more…)

Welcome to Part 2 of my shameless attempt at explaining Docker to beginners. I struggled so you don't have to! In last week's article we covered what Docker is, some of its jargon, and why it outperforms VMs in many use cases in today's typical softw... (more…)