Service Management Automation architecture
Important
This version of Service Management Automation (SMA) has reached the end of support, we recommend you to upgrade to SMA 2022.
This article shows a diagram that illustrates System Center Service Management Automation (SMA) features.

Features
- The SMA web service communicates with Windows Azure Pack and authenticates users.
- The SQL Server databases store and retrieve a number of components. These include runbooks, runbook assets, activities, integration modules, and runbook job information.
- Runbook workers run the runbooks, and they can be used for load balancing. The management portal in Windows Azure Pack is where you author, debug, start, and stop runbooks.
Next steps
Learn what's new in the latest version of SMA.