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Docker Cheatsheet: Essential Commands for DevOps

Introduction

This cheatsheet provides a collection of essential Docker CLI commands for building, managing, and troubleshooting containerized applications.

Table of Contents

• Docker Cheatsheet: Essential Commands for DevOps
  • Introduction
  • Table of Contents
    • 1. docker info
    • 2. docker version
    • 3. docker build
    • 4. docker run
    • 5. docker ps
    • 6. docker stop
    • 7. docker rm
    • 8. docker images
    • 9. docker logs
    • 10. docker exec

1. docker info

Command: Displays system-wide information about Docker.

docker info

2. docker version

Command: Shows the Docker version for both client and server.

docker version

3. docker build

Command: Builds an image from a Dockerfile.

docker build -t <image-name>:<tag> .

4. docker run

Command: Runs a container from an image.

docker run -d --name <container-name> <image-name>:<tag>

5. docker ps

Command: Lists running containers.

docker ps

6. docker stop

Command: Stops a running container.

docker stop <container-name>

7. docker rm

Command: Removes a container.

docker rm <container-name>

8. docker images

Command: Lists available Docker images.

docker images

9. docker logs

Command: Displays logs from a container.

docker logs <container-name>

10. docker exec

Command: Runs a command in a running container.

docker exec -it <container-name> <command>