Veritas Storage Foundation 5.1 SP1 Advanced Features Administrator"s Guide (5900-1503, April 2011)

Technical Support ............................................................................................... 4
Section 1 Storage Foundation advanced
features ....................................................................... 21
Chapter 1 Introducing Veritas Storage Foundation™ Advanced
Features .......................................................................... 23
About Storage Foundation management features ............................... 23
Storage management features for Storage Foundation products ........... 26
Section 2 Improving performance with database
accelerators .............................................................. 31
Chapter 2 Overview of database accelerators ................................. 33
About Storage Foundation database accelerators ............................... 33
About Quick I/O ........................................................................... 34
How Quick I/O works .............................................................. 34
How Quick I/O improves database performance ........................... 35
About Oracle Disk Manager ............................................................ 35
About Cached ODM ...................................................................... 36
Chapter 3 Improving DB2 performance with Veritas Quick
I/O ..................................................................................... 39
How to set up Quick I/O ................................................................. 39
Creating database containers as Quick I/O files using qiomkfile for
DB2 ..................................................................................... 40
Preallocating space for Quick I/O files using the setext
command ............................................................................. 42
Accessing regular VxFS files as Quick I/O files ................................... 43
Converting DB2 containers to Quick I/O files ..................................... 44
About sparse files ......................................................................... 49
Displaying Quick I/O status and file attributes ................................... 50
Contents