Docker, containers, and the rate of adoption

Damien Duportal: The message was totally transformed. By using Docker as a support for the base communication, we just removed that barrier. In Docker, you can just say: "OK. Let's use the read-only flag," and by default, everything will be forbidden in writing except when you have an exhaustive list of the data volume. This is technical stuff, but once you've tackled the technical problems, you remove the stress, and then you can start talking. We were in need of Docker because we needed to remove that stress. You just removed the engineering part and focused on the discussion of needs in advance, and that's why Docker was a big game changer here, but it stands on the shoulders of giants.

In earlier years, this work was being done by the likes of Puppet and Chef, who were already bringing the development mindset back to operations. Operations people are just developers for the system. For example, all kernel developers...