Docker is a widely used containerization platform that enables developers to run and manage applications inside containers. One of the key components of Docker is the Docker image, which acts as a blueprint for creating containers. By Hemanta Sundaray.
This guide then explains:
- Prerequisites
- Building a Docker Image
- Analyzing Docker Image Build Steps
- Viewing Docker Image Layers
- Using the docker history command
- Using the docker inspect command
- Understanding Docker Image Layer Cache
In this blog post, you learned about Docker image layers, docker image layer cache, and how Docker leverages caching to speed up the build time. Armed with this understanding, you’re now well-equipped to use Docker more efficiently. There are screengrabs and commands explained so you can follow the tutorial easily. Good read!
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