Veritas Storage Foundation 5.1 SP1: Storage and Availability Management for Oracle (5900-1504, April 2011)

Improving database

performance with Veritas

Quick I/O

This chapter includes the following topics:

■ Creating database files as Quick I/O files using qiomkfile

■ Preallocating space for Quick I/O files using the setext command

■ Accessing regular VxFS files as Quick I/O files

■ Converting Oracle files to Quick I/O files

■ About sparse files

■ Handling Oracle temporary tablespaces and Quick I/O

■ Displaying Quick I/O status and file attributes

■ Extending a Quick I/O file

■ Using Oracle's AUTOEXTEND with Quick I/O files

■ Recreating Quick I/O files after restoring a database

■ Disabling Quick I/O

Chapter