Google Cloud Platform Blog: 7 best practices for building containers

Google Cloud Platform Blog

Product updates, customer stories, and tips and tricks on Google Cloud Platform

7 best practices for building containers

Tuesday, July 10, 2018

By Théo Chamley, Solutions ArchitectKubernetes Engine 1. Package a single application per containerGet more details

The container on the left follows the best practice. The container on the right does not.

2. Properly handle PID 1, signal handling, and zombie processesGet more detailsSandeep Dinesh’sKubernetes best practices: terminating with grace 3. Optimize for the Docker build cacheGet more detailsFROM python:3.5 COPY my_code/ /src RUN pip install my_requirementsFROM python:3.5 RUN pip install my_requirements COPY my_code/ /srcpip 4. Remove unnecessary toolsGet more detailsdistroless 5. Build the smallest image possibleGet more details

The Docker multi-stage build process.

Sandeep Dinesh’sHow and why to build small container images 6. Properly tag your imagesGet more detailsSemantic Versioning 7. Carefully consider whether to use a public imageGet more details Next stepsBest Practices for Building ContainersKubernetes Best PracticesKubernetes EngineContainer Builder