You can delete a manager from the ESM console if you no longer want to include it in any displays.
To delete a manager from the ESM console
On the enterprise tree, right-click the manager and click Delete > From Local Setup.
Symantec ESM removes the manager from the ESM console, along with all locally cached summary data that is associated with the manager.
Symantec ESM stores summary data in the manager sumfinal database. If you reconnect the ESM console to the manager, Symantec ESM restores the summary data that is associated with that manager to the ESM console.