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SAP R/3 on DB2 for OS/390: Database Availability Considerations

This IBM free SAP e book illustrates the availability procedures for database of SAP R/3 4.6B installation that uses DB2 UDB for OS/390 as the SAP R/3 database server. This free e book focuses mainly on SAP R/3 when DB2 UDB for OS/390 and is used as a database server.It mirrors the considerable development effort, both by SAP AG and by IBM, which has been targeted on the area of database availability due to the reliance on SAP R/3 by customers who expect a high degree of availability.

This e book contemplates on database that applies to solution, DB2 UDB for OS/390 and much effort was tired to see how that improves availability of the database, how it is defined and used, review database administrative activity that must be periodically run, to see how that can be done with as little trouble.

Above all this free SAP e book also examine the Split Mirror Backup Facility as defined by SAP R/3 and implemented with DB2 UDB for OS/390 and address the subjects of full and partial recovery as well. As the SAP environment already included an OS/390 installation on Parallel Sysplex, this free e book documents specific Parallel Sysplex configuration examples, functions and results that apply to SAP R/3.

This free SAP e book is divided into 5 chapters which covers topics on, SAP R/3 availability benefits from S/390, Database high availability for SAP R/3, Database administration - reducing unplanned outages, Creating database backups.

I found the following download link and you can make use of it.