Advance | Top 10 commands for Docker

The commands you need to know to up your game regarding Docker!

Photo by Robert Linder on Unsplash

1. docker commit

This command is used to create a new image from an existing container. For example, the following command will create a new image from a running Docker container:

docker commit container_id new_image_name

This command is helpful when you want to create a new image from an existing container with all the changes made in the container.

2. docker network

This command is used to create and manage Docker networks. For example, the following command will create a new Docker network:

docker network create network_name

This command is helpful when you want to create a new Docker network.

3. docker volume

This command is used to create and manage Docker volumes. For example, the following command will create a new Docker volume:

docker volume create volume_name

This command is helpful when you want to create a new Docker volume.

4. docker export

This command is used to export the contents of a container as a tar archive. For example, the following command will export the contents of a Docker container as a tar archive:

docker export container_id > container_name.tar

This command is helpful when you want to export the contents of a Docker container as a tar archive.

Basic | Top 10 Docker Commands

5. docker import

This command is used to import a tar archive as a new Docker image. For example, the following command will import a tar archive as a new Docker image:

docker import container_name.tar new_image_name

This command is helpful when you want to import a tar archive as a new Docker image.

6. docker inspect

This command will display a JSON object that contains detailed information about the container, including its ID, name, image, network settings, and more. You can use this information to troubleshoot issues with your container or to gain a deeper understanding of how your container is configured and running.

docker inspect container_name

7. docker save

This command is used to save one or more Docker images as a tar archive. For example, the following command will save a Docker image as a tar archive:

docker save -o image_name.tar image_name

This command is helpful when you want to save one or more Docker images as a tar archive.

Kubernetes | Pod Disruption Budgets (PDB)

8. docker load

This command is used to load a tar archive as a new Docker image. For example, the following command will load a tar archive as a new Docker image:

docker load -i image_name.tar

This command is helpful when you want to load a tar archive as a new Docker image.

9. docker stats

This command is used to display real-time resource usage statistics for running containers. For example, the following command will display real-time resource usage statistics for running Docker containers:

docker stats container_id

This command is helpful when you want to monitor the resource usage of running Docker containers.

10. docker system

This command is used to manage Docker system resources, such as removing unused data. For example, the following command will remove unused Docker data:

docker system prune

This command is helpful when you want to manage Docker system resources more efficiently.

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