Commonly used docker commands and explanation

In this article we’ll be discussing about few docker command that we need frequently to work with Docker.

Managing Docker images and Containers

These are the few commands you need frequently to work with docker. But each of them has some options and arguments that might also be needed. We’ll talk about that as well in this article.

docker run	Starts a new container
docker pull	Copies/pulls image from default registry if doesn’t already have in docker host
docker images	List of images on the Docker host
docker ps	List of running containers
docker ps -a	List of all containers
docker stop	Stops running containers
docker start	Start a stopped container
docker rm	Remove stopped containers
docker rmi	Remove images
docker rm -f [container]	Stops and removes forcefully
docker stop $(docker ps -a -q)	Stops all running containers
docker rm $(docker ps -a -q)	Removes all stopped container
docker rmi $(docker images -a -q)	Removes all images from docker host registry

docker run

docker run command is one of the most used command in docker. We’ve used this command already with some optional flags as well. But let’s talk about some commonly used options for docker run command in this article.

Usage

docker run [OPTIONS] IMAGE [COMMAND] [ARG...]

Options

–entrypoint	Overwrite the default ENTRYPOINT of the image
–env , -e	Set environment variables
–health-cmd	Command to run to check health
–health-interval	Time between running the check (ms|s|m|h) (default 0s)
–health-retries	Consecutive failures needed to report unhealthy
–health-start-period	Start period for the container to initialize before starting health-retries countdown (ms|s|m|h) (default 0s)
–health-timeout	Maximum time to allow one check to run (ms|s|m|h) (default 0s)
–name	Assign a name to the container
–net	Connect a container to a network
–publish , -p	Publish a container’s port(s) to the host
–volume , -v	Bind mount a volume
–workdir , -w	Working directory inside the container

docker stop

docker restart

docker build

docker logs

docker cp

docker rm

docker rmi