Zero Downtime Option for SAP S/4HANA

Postprocessing

This section deals with ZDO-specific activities in the Postprocessing roadmap step of the Software Update Manager.

Preparation of User Roll-Back to Original System

In phase MAIN_BRITRANS/REQ_USER_ROLLBACK_PREP, users are transferred from the bridge subsystem (V1) back to the production system (V2). All users must log off from the bridge subsystem.

Confirm the dialog in SUM by choosing Next.

Request for System Backup

If you have chosen in phase SUMASK_ZDO_CONFIGURATION of roadmap step Configuration that you want to run a system backup during the transition from the bridge subsystem to the target subsystem, a dialog in phase REQ_ZDO_SYSTEM_BACKUP prompts you to start the system backup.

For more information, see Backup Strategy for ZDO.

Completion of User Rollback to the Original System

The update procedure is complete. All users can log on again to the original productive system. Confirm the dialog in SUM by choosing Next.