10 Docker Best Practices for Production-Ready Applications
DevOpsDecember 17, 202512 min read1 views
DockerDevOpsContainersBest PracticesProductionSecurity
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Docker has revolutionized how we build and deploy applications. Here are 10 essential best practices to ensure your containers are production-ready.
Always start with official images from Docker Hub.
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Why? Official images are:
Each RUN, COPY, and ADD creates a new layer. Combine commands when possible.
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Prevent unnecessary files from bloating your image.
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Never run containers as root in production.
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Reduce final image size dramatically.
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Enable automatic container health monitoring.
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Never use 'latest' in production.
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Place frequently changing files at the end.
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Prevent containers from consuming all resources.
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Regularly scan images for security issues.
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Here's a production-ready Dockerfile incorporating all best practices:
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Following these Docker best practices will result in:
Start implementing these today for production-ready containers! 🐋