Veritas Storage Foundation 5.0 for Oracle RAC Configuration Guide Extracts for HP Serviceguard Storage Management Suite, Second Edition, May 2008

Introducing Serviceguard Extension for RAC
Component Products and Processes of SG SMS Serviceguard Cluster File System for RAC
Chapter 1
13
Component Products and Processes of SG SMS
Serviceguard Cluster File System for RAC
To understand how the SG SMS Serviceguard Cluster File System for RAC product
manages database instances running in parallel on multiple nodes, review the
architecture and communication mechanisms that provide the infrastructure for Oracle
RAC. Table 1-1 highlights the SG SMS Serviceguard Cluster File System for RAC
components products.
Table 1-1 SG SMS Serviceguard Cluster File System for RAC Bundle Component
Products
Component
Product
Description
Cluster Volume
Manager (CVM)
Enables simultaneous access to shared
volumes based on technology from Veritas
Volume Manager (VxVM).
Cluster File
System (CFS)
Enables simultaneous access to shared file
systems based on technology from Veritas File
System (VxFS).
Database
Accelerator
Provides the interface with the Oracle Disk
Manager (ODM) API.
Serviceguard Manages Oracle RAC databases and
infrastructure components.
RAC Extensions Manages cluster membership and
communications between cluster nodes.