Distributed Computing with Go

Testing Docker setup

Let's ensure that our Docker setup works perfectly. For our purpose, Docker Community Edition should suffice (https://www.docker.com/community-edition). Once we have it installed, we will check if it works by running a few basic commands.

Let's start by checking what version we have installed:

$ docker --version
Docker version 17.12.0-ce, build c97c6d6

Let's try to dig deeper into details about our Docker installation:

$ docker infoContainers: 38 Running: 0 Paused: 0 Stopped: 38Images: 24Server Version: 17.12.0-ce

On Linux, when you try to run docker commands, you might get Permission denied error. In order to interact with Docker, you can either prefix the command with sudo or you can create a "docker" user group and ...