Docker containers and respectively images can become fairly large. I recently worked with a Docker image which was over 7 GB big. However, it is pretty easy to flatten an image at the end. Difference between save and export As I described in my last post (http://tuhrig.de/difference-between-save-and-export-in-docker), there are two ways to persist a Docker images or container: A Docker image can b
![Flatten a Docker container or image](https://cdn-ak-scissors.b.st-hatena.com/image/square/9f95802d2b1b168d093b00b99bad802fa4277e66/height=288;version=1;width=512/http%3A%2F%2Ftuhrig.de%2Fimages%2Favatar-round.png)