Description

The scheduled database tasks might not be invoked as expected because they are executed by a Processing role. This can slow down the performance due to a large number of SQL requests, for example, to the Reporting or Master database.

Solution

To resolve the issue, update the Sitecore.Processing.config file, so that it does not include the Processing role.

1. Open the \App_Config\Sitecore\CMS.Core\Sitecore.Processing.config file on your Processing server.
2. Disable database agents by removing the Processing role as follows:
   

   <sitecore role:require="Standalone or ContentManagement or Processing">