For the WebLogic installation, the default location of the Liferay Home directory is <WebLogicInstallDirectory>/user_projects/domains, where <WebLogicInstallDirectory> is the directory where you installed WebLogic. You can, if needed, use a different directory as the Liferay Home directory.
To create and configure a different location for the Liferay Home directory:
This version of portal-ext.properties is only used to provide a pointer to the Liferay Home directory.
For example:
liferay.home=/localdisk/liferay