VERITAS Storage Foundation 4.1 Oracle Administrator's Guide

Prerelease 8 September 2005, 8:55am
534 VERITAS Storage Foundation for Oracle Administrator’s Guide
throughput
A measure of work accomplished in a given amount of time. For file systems, this typically refers
to the number of I/O operations in a given period of time.
unbuffered I/O
I/O that bypasses the file system cache for the purpose of increasing I/O performance (also known
as direct I/O).
VERITAS Enterprise Administrator
Application that is required to access graphical user interface (GUI) functionality.
VERITAS Extension for Oracle Disk Manager
A feature of VERITAS Storage Foundation for Oracle that lets Oracle create and manage database
storage, as well as performing I/Os in a file system without the performance degradation typically
associated with running databases on file systems.
VERITAS File Replicator (VFR)
An enterprise data replication solution used to distribute Web or file server data. It enables
multi-host processing and protects against critical data loss.
VERITAS NetBackup (NBU)
A product that lets you back up, archive, and restore files, directories, or raw partitions that reside
on your client system.
VERITAS Volume Replicator (VVR)
A feature of VERITAS Volume Manager, VVR is a data replication tool designed to contribute to
an effective disaster recovery plan.
volume
A logical disk device that appears to applications, databases, and file systems as a physical disk
partition. A logical disk can encompass multiple or one to many physical volumes.
volume layout
A variety of layouts that allows you to configure your database to meet performance and
availability requirements. This includes spanning, striping (RAID-0), mirroring (RAID-1),
mirrored stripe volumes (RAID-0+1), striped mirror volumes (RAID-1+0), and RAID 5.
volume manager objects
Volumes and their virtual components. See