# Data Center Edition

- [Introduction](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/introduction.md): Content of the Data Center Edition (DCE) installation section.
- [DCE topology](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/dce-topology.md): The Data Center Edition (DCE) allows SonarQube Server to run in a clustered configuration to make it resilient to failures.
- [Installation requirements](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/installation-requirements.md): General requirements, recommendations, and limitations for SonarQube Server’s cluster. Additional requirements specific to an installation type may be mentioned in the respective installation section.
- [Pre-installation steps](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/pre-installation.md): Steps to perform before installing Data Center Edition (DCE).
- [Installing from ZIP file](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/from-zip-file.md): Installing SonarQube Server's Data Center Edition (DCE) from the ZIP file.
- [Installing on Kubernetes or Openshift](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift.md): Installating SonarQube Server's Data Center Edition on Kubernetes or Openshift.
- [Installation overview](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift/overview.md): Your entry point to deploy the Data Center Edition (DCE) on Kubernetes or OpenShift.
- [Before you start](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift/before-you-start.md): This page describes the requirements and known limitations of a SonarQube Server’s Data Center Edition (DCE) deployment on Kubernetes or Openshift.
- [Customizing the DCE Helm chart](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift/customizing-helm-chart.md): How to perform the most important customization of the Helm chart for SonarQube Server’s Data Center Edition (DCE).
- [Setting up autoscaling](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift/setting-up-autoscaling.md): With Kubernetes’ Horizontal Pod Autoscaling (HPA), you can automatically scale your SonarQube Server out and in, resolving any performance issues you may have.
- [Setting up disaster recovery](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift/setting-up-disaster-recovery.md): How to set up a disaster recovery for SonarQube Server’s Data Center Edition (DCE) deployed on Kubernetes.
- [Disaster recovery architecture example with Azure resources](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift/setting-up-disaster-recovery/architecture-example.md): Example of disaster recovery architecture used for SonarQube Server’s Data Center Edition (DCE) deployed on Kubernetes.
- [Step 1: Deploy the primary and replica databases](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift/setting-up-disaster-recovery/deploy-databases.md): The first step of the disaster recovery setup for the Data Center Edition (DCE) deployed on Kubernetes consists in deploying the primary and replica databases.
- [Step 2: Set up the primary and replica clusters on AKS](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift/setting-up-disaster-recovery/set-up-clusters-on-aks.md): The second step of the disaster recovery setup for the Data Center Edition (DCE) on Kubernetes consists in setting up the primary and replica clusters.
- [Step 3: Configure the Azure Front Door](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift/setting-up-disaster-recovery/configure-azure-front-door.md): The third step of the disaster recovery setup for the Data Center Edition (DCE) deployed on Kubernetes consists in configuring the Azure Front Door.
- [Step 4: Test failover scenarios](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift/setting-up-disaster-recovery/test-failover-scenarios.md): How to test the failover of the Data Center Edition (DCE) deployed on Kubernetes.
- [Installing the DCE Helm chart](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift/installing-from-helm-repo.md): SonarQube Data Center Edition (DCE) can be installed from a customized SonarQube Server Helm chart.
- [Installing from Google Cloud Platform](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift/installing-from-gcp.md): SonarQube Data Center Edition (DCE) can be deployed on Kubernetes through the Google Marketplace.
- [Network security](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/network-security.md): Enhancing network security for your Data Center Edition.
- [Securing behind a proxy](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/network-security/securing-behind-proxy.md): It is recommended to run SonarQube behind a proxy, if it should be accessible from outside.
- [Elasticsearch security features](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/network-security/elasticsearch-security-features.md): How to to set up Elasticsearch security features.
- [Network rules](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/network-security/network-rules.md): Defining network rules to enhance the security.
- [Starting and stopping cluster](https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition/starting-stopping-cluster.md): How to start and stop your Data Center Edition's cluster.


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.sonarsource.com/sonarqube-server/2026.2/server-installation/data-center-edition.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.