Architecture: Docker

You ship a service that works perfectly on your laptop. It hits staging and dies immediately. The stack trace points at a shared library your machine had and the staging box did not. Someone on the team says the words every engineer has heard: "works on my machine." The old fix was a virtual machine. Package the whole operating system, ship the image, run it anywhere. It works, but you are shipping gigabytes of kernel and userland to so… Read More