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Docker: Community Stats

The community has been critical to Docker since its inception. While we've always known how awesome the community is, we decided to pull some stats from the Docker Repository on Github to help...

Docker 0.6.5: name your containers, link them together, selectively publish ports, and more

Today we're happy to announce Docker 0.6.5. Don't be fooled by the version number: this is a significant release! Think of it as a preparation for 0.7, which will be even more significant. In...

Gathering LXC and Docker containers metrics

Linux Containers rely on control groups which not only track groups of processes, but also expose a lot of metrics about CPU, memory, and block I/O usage. We will see how to access those metrics, and...

Docker can now run within Docker

One of the (many!) features of Docker 0.6 is the new "privileged" mode for containers. It allows you to run some containers with (almost) all the capabilities of their host machine, regarding kernel...

Docker Hack Day #6 Lightning talks

Our hackday #6 was a success, with over 60 participants and, amongst others, great talks about how people are using it in EBay, Mailgun (Rackspace) and CloudFlare. These are the lightning talks users...

How to use your own Registry

One of the things that makes Docker so useful is how easy it is to pull ready-to-use images from a central location, Docker's Central Registry. It is just as easy to push your own image (or...