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How to Run SonarQube with PostgreSQL via Docker on Ubuntu to Avoid Dependency Issues

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A developer encountered repeated dependency conflicts — including Java version mismatches and PostgreSQL configuration errors — while trying to install SonarQube directly on a server as part of a CI/CD pipeline setup. To resolve this, they opted to run both SonarQube and PostgreSQL as separate Docker containers on Ubuntu/Linux. The approach involves creating a dedicated Docker network so the two containers can communicate securely, then launching each container with the appropriate environment variables. Once running, SonarQube is accessible via the host machine's IP address on port 9000 using default admin credentials. This containerised setup offers better portability, easier management, and full isolation from the host operating system.

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How to Run SonarQube with PostgreSQL via Docker on Ubuntu to Avoid Dependency Issues · ShortSingh