Difficulty: Beginner
Estimated Time: 45min

Welcome in my second tutorial of Docker 101 - for beginners

In this set of scenarios, you will understand Docker, image and logs.

This tutorial focuses on Docker :

  • Image and Build (Basics)
  • Image and Build (Advanced)
  • Container & Logs (Basics)
  • Container & Logs (Advanced)

play : at end of line, indicates you can click to execute command directly in terminal

played : at end of line, indicates you already clicked on it

copy : at end of line, press to copy text to clipboard

Docker 101 - Introduction Image & Logging

Step 1 of 6

Memories and Needs

Container is an instantiation of an image.

Memories : Container

Container is an isolation of a process using cgroup isolation from linux kernel.

Docker and other container's runtime provides mechanism to abstract the build of isolation for you.

As we said, container has everything bin & libs to its own environment.

Needs : Docker 101

To understand this scenario, you are able to :

  • run container
  • know logs & pid of a container

Let's pratice : Docker 101 - Introduction Overview for Beginners

This tab will not be visible to users and provides only information to help authors when creating content.

Creating Katacoda Scenarios

Thanks for creating Katacoda scenarios. This tab is designed to help you as an author have quick access the information you need when creating scenarios.

Here are some useful links to get you started.

Running Katacoda Workshops

If you are planning to use Katacoda for workshops, please contact [email protected] to arrange capacity.

Debugging Scenarios

Below is the response from any background scripts run or files uploaded. This stream can aid debugging scenarios.

If you still need assistance, please contact [email protected]