Basic Docker Commands:
// Show Docker version information
docker version
// Display system-wide information
docker info
// Show help information for Docker commands
docker --help
Image Management:
// List local images
docker images
// Download an image from Docker Hub
docker pull <image>
// Remove a local image
docker rmi <image>
// Build an image from a Dockerfile
docker build -t <tag> <path>
Container Lifecycle:
// List running containers
docker ps
// List all containers (running and stopped)
docker ps -a
// Create and start a container from an image
docker run <image>
// Execute a command in a running container
docker exec -it <container> <command>
// Start a stopped container
docker start <container>
// Stop a running container
docker stop <container>
// Restart a container
docker restart <container>
// Remove a stopped container
docker rm <container>
// View logs of a container
docker logs <container>
Networking:
// List Docker networks
docker network ls
// Create a Docker network
docker network create <network>
// Attach a container to a specific network
docker run --network=<network>
Volume Management:
// List Docker volumes
docker volume ls
// Create a Docker volume
docker volume create <volume>
// Mount a volume to a container
docker run -v <volume>:<container_path>
Docker Compose:
// Start services defined in a docker-compose.yml
docker-compose up
// Stop and remove services defined in a docker-compose.yml
docker-compose down
Docker Registry:
// Log in to a Docker registry
docker login
// Push an image to a Docker registry
docker push <image>
// Pull an image from a Docker registry
docker pull <registry>/<image>
Swarm (Docker’s Orchestration Tool):
// Initialize a swarm
docker swarm init
// List services in a swarm
docker service ls
// List nodes in a swarm
docker node ls
Docker System Cleanup:
// Show Docker disk usage
docker system df
// Remove unused data (containers, networks, volumes, etc.)
docker system prune
