What prerequisites do I need for SonarQube on Kubernetes?

Kubernetes 1.25+, Helm 3.10+, 4GB RAM nodes, dynamic StorageClass, ingress controller. Set vm.max_map_count=524288.

How do I connect external PostgreSQL to SonarQube Helm chart ?

Disable postgresql.enabled, set jdbcOverwrite with jdbcUrl, username via secret. Create sonarqube-db-secret first.

Is SonarQube Helm chart production-ready out of the box?

Yes for single-replica; tune resources, persistence, JVM. Datacenter edition for HA.

SonarQube on Kubernetes: Helm's Production Edge

Ditching Docker Compose for Kubernetes isn't hype—it's the scalable path for SonarQube in 2024. Here's why Helm makes it painless, with a sharp-eyed config breakdown.

theAIcatchup Apr 08, 2026 3 min read

Helm-deployed SonarQube dashboard on Kubernetes cluster

⚡ Key Takeaways

Helm chart handles Elasticsearch quirks like vm.max_map_count automatically. 𝕏
External PostgreSQL and 20Gi persistence are non-negotiable for prod. 𝕏
Scales with CI/CD but watch RAM—enterprise needs datacenter edition. 𝕏

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