Pentaho Upgrade
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If you need to upgrade your Pentaho products from a version earlier than 8.3, such as 7.1 or higher, you must upgrade your products to version 8.3, then use the Pentaho Upgrade Installer to move from version 8.3 to 10.1.
Review your customizations. During the upgrade process, you can help the upgrade installer specify which items contain your customizations. See Specify customized items to address after upgrading for details. Then, after upgrading your Pentaho products to 10.1, you can merge your previous customizations into post-upgrade versions of the Pentaho files. See the Apply customizations post-upgrade task for instructions.
The upgrade process does not retain the drivers for your Hadoop clusters. You will need to re-install your drivers after completing the upgrade process.
Note: The upgrade process does not retain the drivers for your Hadoop clusters. You will need to re-install your drivers after completing the upgrade process. See the Install drivers for your Hadoop clusters post-upgrade task for details.
If you are using plugins with your Pentaho products, review and back up your plugins to a separate directory structure.
The upgrade process does not retain your plugins. You will need to re-apply your plugins after completing the upgrade process.
See the Apply your plugins post-upgrade task for details.
If you are upgrading the Pentaho Server, verify that no users are logged on to the server.As a best practice, perform the upgrade process of the Pentaho Server during off-business hours to minimize the impact on your day-to-day operations.
Before installing the Pentaho Upgrade, verify that you have the most recent version of Java installed and that the JAVA_HOME environment variable is set to that version of Java.
