How to Run Container in Docker Command
Running containers in Docker through command line is essential for managing your applications efficiently. In this article, we will provide you with a step-by-step guide on how to run a container in Docker using the command line interface.
Before we dive into the process, let’s first understand the basics of Docker containers. Docker containers are lightweight, standalone, and executable packages that include everything needed to run a piece of software, including the code, runtime, system tools, libraries, and settings.
Now, let’s get started with running a container in Docker:
Step 1: Pull an Image
The first step is to pull an image from the Docker Hub repository. An image is a lightweight, standalone, executable software package that includes everything needed to run a piece of software. To pull an image, use the following command:
docker pull imageName
Replace imageName with the name of the image you want to pull. Once the image is pulled, you can use it to create a container.
Step 2: Run a Container
To run a container using the pulled image, use the following command:
docker run -d --name containerName imageName
Replace containerName with the name you want to give to the container, and imageName with the name of the image you pulled in Step 1. The -d flag runs the container in detached mode, meaning it will run in the background.
Step 3: View Running Containers
To view the list of running containers, use the following command:
docker ps
This command will display information about all the running containers on your Docker host.
Conclusion
Running containers in Docker using command line interface is a crucial aspect of managing your applications in a scalable and flexible manner. By following the steps outlined in this article, you can easily run containers and manage them effectively.
We hope this guide has been helpful in understanding how to run a container in Docker using the command line. Happy containerizing!