Using VERITAS Cached Quick I/O

VERITAS Cached Quick I/O maintains and extends the database performance benefits of VERITAS Quick I/O by making more efficient use of large, unused system memory through a selective buffering mechanism. Cached Quick I/O also supports features that support buffering behavior, such as file system read-ahead.

This chapter describes how to enable and use Cached Quick I/O for enhanced performance.

Topics covered in this chapter include:

• Understanding Cached Quick I/O
• Enabling Cached Quick I/O on the File System
• Determining Candidates for Cached Quick I/O
• Enabling and Disabling Cached Quick I/O for Individual Files