If you are solution partner, there are brilliant materials via captivate courses. - solutionpartners.adobe.comhttps://experienceleague.adobe.com/#dashboardIf not, use experience league, recently launched - Experience League Intelligent Guidance | Adobe

Can you please check the Adobe Granite Monitor Handler in configManager (http://localhost:/system/console/configMgr )?And can you please check the error coming up in the error.log.OrTake snapshot of diskusage.sh configuration and delete it.Refresh the page and recreate the property with the same values as the snapshot.Re-create will pick the location of the factory scripts with default configuration.Note : you may totally delete the factory configurations under "Adobe Granite Monitor Handler" if...