Posted on Oct 15 Docker has revolutionized application deployment, but to use its full potential, you need to follow best practices. Here's a concise guide with examples for efficient containerization.1. Start with Official Images:Use official images as a base. For instance, if you're working with Node.js, start with node:14-alpine.2. Optimize Your Dockerfile:Minimize your image size by chaining commands together:3. Use .dockerignore:Create a .dockerignore file to exclude unnecessary files during build:4. Multi-Stage Builds:For production images, use multi-stage builds to reduce image size:5. Environment Variables:Use environment variables for configurations, e.g., for a Node.js app:6. Health Checks:Add a health check instruction to your Dockerfile:7. Resource Constraints:Define resource constraints in your Docker-Compose file:8. Logging and Monitoring:Use tools like Docker logs, ELK stack, or Prometheus for comprehensive logging and monitoring.9. Container Registries:Push your custom images to a private registry:10. Versioned Images:Tag your images for versioning:These best practices will help you create efficient, secure, and maintainable Docker containers, improving your development and deployment workflows. 💻 Templates let you quickly answer FAQs or store snippets for re-use. Are you sure you want to hide this comment? It will become hidden in your post, but will still be visible via the comment's permalink. Hide child comments as well Confirm For further actions, you may consider blocking this person and/or reporting abuse Donesrom - Sep 14 Celeste van der Watt - Sep 13 rendick - Oct 7 Jan Küster - Oct 1 Once suspended, Hazarnenni will not be able to comment or publish posts until their suspension is removed. Once unsuspended, hazarnenni will be able to comment and publish posts again. Once unpublished, all posts by hazarnenni will become hidden and only accessible to themselves. If hazarnenni is not suspended, they can still re-publish their posts from their dashboard. Note: Once unpublished, this post will become invisible to the public and only accessible to Hazar nenni. They can still re-publish the post if they are not suspended. Thanks for keeping DEV Community safe. Here is what you can do to flag hazarnenni: hazarnenni consistently posts content that violates DEV Community's code of conduct because it is harassing, offensive or spammy. Unflagging hazarnenni will restore default visibility to their posts. DEV Community — A constructive and inclusive social network for software developers. With you every step of your journey. Built on Forem — the open source software that powers DEV and other inclusive communities.Made with love and Ruby on Rails. DEV Community © 2016 - 2023. We're a place where coders share, stay up-to-date and grow their careers.