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docker

Container Management 7 Monitoring 1 Image Management 5 Networking 1 Storage 1

docker Commands

Container Management

docker run

Run a command in a new container.

container run start 

docker run
Examples:
Run container in background 
docker run -d --name my-app nginx
Run with port mapping 
docker run -d -p 8080:80 --name web nginx
Run with volume mount 
docker run -d -v /host/path:/container/path --name app my-image
docker ps

List containers.

container list status 

docker ps
Examples:
List running containers 
docker ps
List all containers 
docker ps -a
List container IDs only 
docker ps -q
docker stop

Stop one or more running containers.

container stop shutdown 

docker stop
Examples:
Stop container by name 
docker stop my-container
Stop container by ID 
docker stop abc123def456
docker start

Start one or more stopped containers.

container start resume 

docker start
Examples:
Start container by name 
docker start my-container
Start container by ID 
docker start abc123def456
docker restart

Restart one or more containers.

container restart reboot 

docker restart
Examples:
Restart container 
docker restart my-container
docker rm

Remove one or more containers.

container remove delete 

docker rm
Examples:
Remove stopped container 
docker rm my-container
Force remove running container 
docker rm -f my-container
docker exec

Run a command in a running container.

container execute command 

docker exec
Examples:
Execute command in container 
docker exec my-container ls /app
Open interactive shell 
docker exec -it my-container /bin/bash

Monitoring

docker logs

Fetch the logs of a container.

container logs output 

docker logs
Examples:
View container logs 
docker logs my-container
Follow logs in real-time 
docker logs -f my-container
Show last 100 lines 
docker logs --tail 100 my-container

Image Management

docker build

Build an image from a Dockerfile.

image build dockerfile 

docker build
Examples:
Build image with tag 
docker build -t my-app:latest .
Build without cache 
docker build --no-cache -t my-app:latest .
docker images

List images.

image list repository 

docker images
Examples:
List all images 
docker images
List image IDs only 
docker images -q
docker rmi

Remove one or more images.

image remove delete 

docker rmi
Examples:
Remove image 
docker rmi my-app:latest
Force remove image 
docker rmi -f my-app:latest
docker pull

Pull an image or a repository from a registry.

image pull download 

docker pull
Examples:
Pull image from Docker Hub 
docker pull nginx:latest
Pull from private registry 
docker pull registry.example.com/my-app:latest
docker push

Push an image or a repository to a registry.

image push upload 

docker push
Examples:
Push image to Docker Hub 
docker push my-app:latest
Push to private registry 
docker push registry.example.com/my-app:latest

Networking

docker network

Manage Docker networks.

network connectivity 

docker network
Examples:
List networks 
docker network ls
Create network 
docker network create my-network
Connect container to network 
docker network connect my-network my-container

Storage

docker volume

Manage Docker volumes.

volume storage persistence 

docker volume
Examples:
List volumes 
docker volume ls
Create volume 
docker volume create my-volume
Remove volume 
docker volume rm my-volume