Tutorial on Restarting Docker Containers
In today's world, Docker is one of the most widely used tools for developers and software engineers that enables containerizing applications. When you run an application in a Docker container, it may require a restart due to some reasons. For instance, you might modify some code and want to apply the new changes, or the container might have stopped for some reason.
By using the Docker CLI (Command Line Interface), you can easily restart a container with a command. This action ensures that all recent changes in your container are executed, and it resolves any encountered issues. Furthermore, this action is a convenient way to manage Docker containers that can assist you for better resource management.
In this article, we will discuss the command `docker container restart` and show you how you can use this command to easily restart your Docker containers. Additionally, with several practical examples, we will help you understand how to effectively use this command within your projects.
Executing this command is very simple and enables you to quickly manage your containers. So let’s dive into the details of this command and see how you can use it correctly.
Command to Restart a Container
docker container restart [OPTIONS] CONTAINER [CONTAINER...]
Description of the Command
This command should be used in the following format:
docker container restart my_container
In this example, we restart the container with the name my_container.
Line by Line Explanation
Here’s a line-by-line explanation of the command:
-
docker: This keyword refers to Docker and indicates that we want to use the Docker tool. -
container: This part of the command specifies that we are working with containers. -
restart: This keyword denotes the action of restarting the container in Docker. -
my_container: Here we specify which container we want to restart. You can enter the name or ID of the desired container.