VERITAS Storage Foundation 4.1 Oracle Administrator's Guide

Prerelease 8 September 2005, 8:54am 109
Using VERITAS Cached Quick I/O
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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” on page 110
Enabling Cached Quick I/O on the File System” on page 113
Determining Candidates for Cached Quick I/O” on page 117
Enabling and Disabling Cached Quick I/O for Individual Files” on page 120