Download and install Maven 2.0.10, 2.1.x, 2.2.x or 3.x.
Edit the settings.xml file, located in $MAVEN_HOME/conf or ~/.m2, to set the database parameters to be used as well as the Sonar server URL.
It is recommended to increase the Java heap memory. It avoids getting OutOfMemoryError failures. Set the MAVEN_OPTS environment variable:
You are now ready to analyze a project with Maven.