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Applying a Hotfix
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...
Getting Patch Information
Getting Patch Information Subscribers You can see patch information at a glance, which helps maintain your installation and get help from Liferay Support. The Patching Tool's info command lists...
Installing the Patching Tool
Installing the Patching Tool Subscribers The Patching Tool is easy to install and update. Installation Download the Patching Tool from the Customer Portal. For DXP 7.3+, download the latest...
Uninstalling Patches
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 Liferay
Updating Liferay Liferay DXP 7.3 SP3+/Portal 7.4 GA1+ Update your Liferay installation with Bundle Releases. The latest features, security releases, as well as library updates are all delivered...
Database Configuration
Database Configuration By default for demonstration purposes, Liferay DXP/Portal is configured to use an embedded HSQL database. Beyond demonstration purposes, we recommend using a full-featured,...
JVM Configuration
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...
Liferay Software Versions
Liferay Software Versions Starting with Liferay 7.4, Liferay adopted a rolling release model for delivering updates and fixes. This means Liferay 7.4 is a long living release with many releases for...
Portal Properties
Portal Properties Configuration options are specified using Portal Properties, sets of name/value pairs read from properties files and Docker environment variables on server startup. Default values...
Updating Previous Versions of Liferay
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
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...
Database Templates
Database Templates Below are templates (example portal properties and Docker environment variables) for configuring various databases as a built-in data source for Liferay DXP. MariaDB Portal...
Liferay Home
Liferay Home Liferay Home is the folder from which Liferay DXP/Portal launches applications, reads and applies configurations, loads JAR files, generates logs, and more. Liferay Home's location...
Portal Developer Properties
Portal Developer Properties There are Portal Properties that facilitate development. Liferay's portal-developer.properties file includes all of them. The portal-developer.properties file is enabled...
System Properties
System Properties Liferay DXP/Portal runs in the application server's JVM. System properties can be passed directly to the JVM as arguments to java in the format -D[name1]=[value1] or can be loaded...
Clustering for High Availability
Clustering for High Availability Liferay DXP can scale to serve everything from the smallest to the largest web sites. Out-of-the-box, it's configured optimally for a single server environment. If...
Configuring Cluster Link
Configuring Cluster Link Enabling Cluster Link activates distributed caching. The cache is distributed across multiple Liferay DXP nodes running concurrently. Cluster Link uses Ehcache replication....
Database Configuration for Cluster Nodes
Database Configuration for Cluster Nodes At minimum, nodes in a DXP cluster must be configured to share the same database (or database cluster) in order to function. Optimizations discussed here...
Example: Creating a Simple DXP Cluster
Example: Creating a Simple DXP Cluster A fast, easy way to learn DXP clustering is to set up a two node DXP cluster environment on one machine using Docker containers. This example creates two DXP...
Setting Up Liferay
Setting Up Liferay After installing Liferay, configure it to meet your needs. Here are common setup tasks. Setup Tasks Preconfigure the System Activate Liferay (Subscription Required) ...

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