Docker Images
What is Docker Image VS Docker Container?
- Docker Image: It is the blue print of Docker container.
- Docker container: It is an instance of the Image.
Refer to docker image vs docker container.
What is DockerHub?
Docker Hub is a repository service and it is a cloud-based service where people push their Docker Container Images and also pull the Docker Container Images from the Docker Hub anytime or anywhere via the internet. It provides features such as you can push your images as private or public.
How to use Docker Run Command?
Docker run command will run the docker image as an container. docker ps: Docker run will list all the containers which are running in the docker host.
How to list Docker Images?
The command to list all the docker images was mentioned below.
docker images
Where are my docker images stored?
The docker images are stored in the default location based on your operating system such as
/var/lib/docker on Linux distributions, C:\ProgramData\docker on Windows and /Users/<username>/Library/Containers/com.docker.docker/Data on MacOS.
How do I find the Docker Images?
You can find the docker images by listing the docker images using the following docker command:
docker image ls
How to Store Docker Images Locally?
The Docker Images are stored locally by default when you build or pull them. You can save them into tar archive files using the following command:
docker image save
How do I change the Docker Image location?
We can change the default location of the docker images from where it is storing by changing the docker daemon configuration settings through the file /etc/docker/daemon.json by specifying a different location value for the data-root key. Then restart the docker daemon to update the changes to take effect.
What is Docker Image?
Docker Image is an executable package of software that includes everything needed to run an application. This image informs how a container should instantiate, determining which software components will run and how. Docker Container is a virtual environment that bundles application code with all the dependencies required to run the application. The application runs quickly and reliably from one computing environment to another.
Table of Content
- What is Docker Image?
- SubCommands of Docker Image
- Docker Image Prune
- Docker Image Build
- Docker Image Tag
- Uses of Docker Images
- Difference between Docker Image VS Docker Container
- Structure Of Docker Image
- How To Create A Docker Image And Run It As Container?
- How to Build Docker Python Images? A Step-By-Step Guide
- Docker Image commands
- Docker Images – FAQs