You can use PEM graphical installers to update a PEM agent or server that was installed with a graphical installer to a more-recent version. Links to PEM and SQL Profiler installers are available at the EnterpriseDB website at:To upgrade PEM component software, simply invoke a newer version of the PEM component installers in the following order:
1. Invoke the PEM agent installer on each monitored node except the PEM server node.
2. Invoke the PEM server installer; this installer will upgrade both the PEM server and the PEM agent that resides on the PEM server node.During an installation, the component installer will automatically detect an existing installation, and perform an upgrade. After upgrading the PEM components, you should upgrade SQL Profiler; this step is platform-specific.The process of upgrading a PEM installation is platform-specific. You can update a PEM agent or server on a Windows host by using the PEM graphical installer available for Windows. Prior to PEM 7.8 release, PEM agent or server could be installed on Linux either by using the graphical installer or by using the RPMs. From PEM version 7.8 onwards, PEM graphical installers for Linux are being discontinued. To update a PEM agent or server on a Linux host from any lower version to PEM 7.8, you must use RPMs.