DB2 9 for z/OS and Storage Management

DB2 9 for z/OS and Storage Management

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This IBMAr RedbooksAr publication can help you tailor and configure DFSMS constructs to be used in an IBM DB2Ar 9 for z/OSAr environment. In addition, it provides a broad understanding of new disk architectures and their impact in DB2 data set management for large installations. This book addresses both the DB2 administrator and the storage administrator. The DB2 administrator can find information about how to use DFSMS for managing DB2 data sets; the storage administrator can find information about the characteristics of DB2 data sets and how DB2 uses the disks. This book describes optimal use of disk storage functions in DB2 for z/OS environments that can best make productive use of the synergy with I/O subsystem on IBM System zAr. This book covers the following topics: - Using SMS to manage DB2 catalog, log, data, indexes, image copies, archives, work files - Taking advantage of IBM FlashCopyAr for DB2 utilities, striping, copy pools - Setting page sizes and using sliding allocation - A description of PAV, MA, MIDAW, EF, EA, EAV, zHPF and why they are helpful - Compressing data and the use disk and tape for large data sets - Backup and restore, and remote copy servicesThe completion time is comparable to a RAID 5 rebuild process, but slower than rebuilding a RAID 10 array in the case ... Read requests for data on the failed drive are not be affected because they can all be directed to the good RAID 1 array.


Title:DB2 9 for z/OS and Storage Management
Author: Paolo Bruni, John Iczkovits, Hennie Mynhardt, Peter Zerbini, IBM Redbooks
Publisher:IBM Redbooks - 2010-09-17
ISBN-13:

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