This part of the document contains information about the preparations that you need to make before you update your system.

You can prepare for the update while the system is in production operation. Careful preparation of the update is the best guarantee that it runs without errors.

The Software Update Manager supports you here by making most of the necessary checks automatically. For more information about the checks performed by the Software Update Manager, see the descriptions in Running the Software Update Manager.

Actions

You perform the following actions before you start the Software Update Manager:

• Determining the Host for the Preparations
• Checking the Hardware Requirements
• Checking the Software Requirements
  • Release upgrade: Checking the Source Release of the SAP System
  • Release upgrade: Checking the Uninstallation of Software Components
  • Meeting the Operating System-Specific Requirements
  • Release upgrade only: Upgrade of the Operating System and Database System: Overview

  • Saving the Environment Files

• Making Preparations at the Database Level
• Checking the Central Services Requirements for ABAP
• Setting the Operation Mode for the Update
• Enhancement package installation and SPS update: Checking the Number of Background Processes

• Source release SAP NetWeaver 7.0 or 7.0 EHP1 only: Making Preparations in the Monitoring Area

• Checking the Requirements for the Modification Adjustment

• Releasing and Confirming Open Repairs and Requests

• Filling the Download Directory
• Preparing the Update of Distributed and High Availability Systems