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Custom Code and Patch Compatibility Subscribers If you deploy code that customizes or patches your DXP 7.2 installation, you must maintain its compatibility with all patches you're using. The...

Slimming Down Patched Installations

Official Documentation

Slimming Down Patched Installations Subscribers In Liferay DXP 7.2, patch information is retained in Patch Files in the installation by default. This facilitates restoring DXP to a previous patch...

Applying a Hotfix

Official Documentation

Applying a Hotfix Subscribers A Hotfix is a fix or collection of fixes delivered between Updates (or between Fix Packs for versions before DXP 7.3 SP3) to address a customer's confirmed critical...

Backing Up

Official Documentation

Backing Up Once you have your DXP installation running, you should implement a comprehensive backup plan that accounts for unforeseen events. Backup copies are also valuable for testing updates...

Maintaining Clustered Installations

Official Documentation

Maintaining Clustered Installations Setting up your Liferay DXP installation to function in a cluster provides performance and scalability improvements, but also requires additional consideration...

Blue-Green Deployments

Official Documentation

Blue-Green Deployments Blue-green is a deployment technique in which you duplicate your production environment (the blue environment) and modify the duplicate (the green environment) with software...

Performing Rolling Restarts

Official Documentation

Performing Rolling Restarts The rolling restart cluster maintenance process involves shutting down and updating nodes one at a time (while the other nodes are running) until they're all updated....

Advanced Patching for DXP 7.2

Official Documentation

Advanced Patching for DXP 7.2 Here are the DXP 7.2 advanced patching topics: Using Slim Bundles demonstrates conserving disk space by using DXP fix pack bundles that don't include Patch Files. ...

Using Slim Bundles

Official Documentation

Using Slim Bundles Subscribers Liferay DXP 7.2 Fix Packs and Service Packs are also released bundled with the Tomcat application server. They are available as traditional bundles and Slim Bundles....

Installing Patches in Earlier Versions

Official Documentation

Installing Patches in Earlier Versions Subscribers The Patching Tool applies Fix Packs (including Security Fix Packs and Service Packs) for versions prior to Liferay DXP 7.3 SP3. It also applies...

Configuring the Patching Tool

Official Documentation

Configuring the Patching Tool Subscribers The Patching Tool can be adapted to any DXP installation. The tool's auto-discovery option is the easiest way to configure the Patching Tool. If you...

Uninstalling Patches

Official Documentation

Uninstalling Patches Subscribers After you install a patch, you may decide to restore your installation to a previous patch level. Here you'll learn how to Uninstall Patches Revert (uninstall)...

Updating Previous Versions of Liferay

Official Documentation

Updating Previous Versions of Liferay Staying current with updates gives you the best security and quality. Security Updates are releases that address the latest security issues immediately. ...

Reference

Official Documentation

Reference When installing Liferay, you must take into consideration the specifics of your environment. These topics help you integrate Liferay into your existing environment and aid in...

JVM Configuration

Official Documentation

JVM Configuration As of Liferay DXP 2024.Q3+/Portal GA125+, Liferay DXP/Portal requires a Java JDK 17 or 21 (prior versions support JDKs 8 and 11) with specific JVM option settings. There are also...

Activating Liferay DXP

Official Documentation

Activating Liferay DXP Subscription Required Liferay DXP is activated using an XML (.xml) activation key. It specifies your DXP subscription terms or trial agreement. When you run Liferay DXP for...

Upgrading Liferay

Official Documentation

Upgrading Liferay Liferay is continuously being enhanced with new features as new versions are released. To access these features in your current project, you must upgrade your Liferay instance to...

Preparing for an Upgrade

Official Documentation

Preparing for an Upgrade Preparation and planning may be of little consequence for small, casual installations but is mandatory for large enterprise-level installations. Create a Back Up Always...

Post-Upgrade Considerations

Official Documentation

Post-Upgrade Considerations After upgrading the database, you should configure Liferay for production again and check up on feature changes that might affect your Liferay instance. Re-enable...

Troubleshooting Upgrades

Official Documentation

Troubleshooting Upgrades Liferay has many out-of-the-box tools and features to identify and solve issues that may arise when performing an upgrade. To troubleshoot, you can upgrade modules...

Upgrading the Database

Official Documentation

Upgrading the Database Liferay's tools and instructions facilitate upgrading DXP and Portal environments safely and quickly. Non-clustered environments that have small data sets, can be upgraded...

Updating Customizations

Official Documentation

Updating Customizations Plugins (e.g., themes, apps, and customizations) you've developed must be adapted to the new Liferay version. This can be as simple as updating dependencies or involve...

Migrating Liferay Instances

Official Documentation

Migrating Liferay Instances Liferay DXP 2025.Q2+/Portal GA148+ [Beta Feature](../../security-and-administration/administration/configuring-liferay/feature-flags.md#beta-feature-flags) You can...

Liferay Cloud Native Provisioning

Official Documentation

Liferay Cloud Native Provisioning Liferay's cloud native experience is a Kubernetes-based Helm chart for portable deployment of Liferay instances to any cloud with a Kubernetes engine. This...

Using the AWS Chart to Run Liferay in AWS

Official Documentation

Using the AWS Chart to Run Liferay in AWS Using the AWS chart is a CLI-only method for provisioning Liferay in AWS. Launch Liferay Set and export an environment variable to hold the Liferay AWS...

Building Liferay Docker Images

Official Documentation

Building Liferay Docker Images Liferay is open-source and fully customizable. You can create your own Liferay Docker images using Dockerfiles to suit the needs of your installation. For example,...

Docker Packages

Official Documentation

Docker Packages These are the packages Liferay installs in the Ubuntu OS to support a full Liferay DXP environment. This list includes neither the JDK nor the dependencies the packages require. ...

Installing Earlier Liferay Versions on Application Servers

Official Documentation

Installing Earlier Liferay Versions on Application Servers As new Liferay versions are released, their dependencies and installation steps change. Liferay made a big change for DXP with the 2025.Q3...

Installing Earlier Liferay Versions on JBoss EAP

Official Documentation

Installing Earlier Liferay Versions on JBoss EAP Liferay DXP 2025.Q2/Portal 2025.Q1 or below Installing on JBoss EAP requires installing the DXP WAR, installing dependencies, configuring JBoss,...

Installing Earlier Liferay Versions on Tomcat

Official Documentation

Installing Earlier Liferay Versions on Tomcat Liferay DXP 2025.Q2/Portal 2025.Q1 or below Using a Liferay-Tomcat bundle or Docker image is the fastest way to get started using Liferay DXP. This...

Installing Earlier Liferay Versions on WebLogic

Official Documentation

Installing Earlier Liferay Versions on WebLogic Liferay DXP 2025.Q2/Portal 2025.Q1 or below If you are using WebLogic as your application server, it is highly recommended to install DXP to a...

Installing Earlier Liferay Versions on Wildfly

Official Documentation

Installing Earlier Liferay Versions on Wildfly Liferay DXP 2025.Q2/Portal 2025.1 or below Installing on WildFly requires installing the DXP WAR, installing dependencies, configuring WildFly, and...

Auto-Scaling in AWS

Official Documentation

Auto-Scaling in AWS Liferay's auto-scaling feature automatically creates and destroys replicas (nodes) in the Liferay cluster to optimize performance. You can choose the minimum and maximum number...

Configuring Liferay in AWS

Official Documentation

Configuring Liferay in AWS Since Liferay installations hosted in AWS use Helm, you must configure and customize Liferay using the Helm CLI. You can write as many .yaml files as you need. To update...

Viewing Metrics from Kubernetes

Official Documentation

Viewing Metrics from Kubernetes It is important to track resource usage in the Kubernetes cluster. To view your resource usage, you must use a collector and an exporter. Before you can view...

Running Liferay DXP in Amazon Web Services

Official Documentation

Running Liferay DXP in Amazon Web Services There are three ways to host Liferay DXP in AWS: Installing Liferay DXP using the plain Helm chart. Installing Liferay DXP from AWS Marketplace. ...

AWS Managed Resources Reference

Official Documentation

AWS Managed Resources Reference By default, Liferay uses several managed services to run background operations when hosting in AWS. These resources facilitate the provisioning and continued use of...

Configuring Externally Managed Services

Official Documentation

Configuring Externally Managed Services Externally managed services are created, configured, and managed outside the Liferay Helm chart. Database Configuring an external database for Liferay in...

Configuring Internally Managed Services

Official Documentation

Configuring Internally Managed Services Internally managed services are configured and managed within the chart. These services are defined using the dependencies property: dependencies: : ...

Liferay Helm Values Reference

Official Documentation

Liferay Helm Values Reference Helm is configured in YAML. Below are descriptions of the Liferay default Helm chart values. affinity: {} # Set Liferay DXP StatefulSet spec...

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