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Using Serviceguard Extension for RAC

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HP Part Number: T1859-90059

Published: September 2008

Table of Contents

Printing History

1 Introduction to Serviceguard Extension for RAC

What is a Serviceguard Extension for RAC Cluster?

Group Membership
Using Packages in a Cluster

Serviceguard Extension for RAC Architecture

Group Membership Daemon

Overview of SGeRAC and Cluster File System (CFS)/Cluster Volume Manager (CVM)

Package Dependencies
Storage Configuration Options
About Veritas CFS and CVM from Symantec

Overview of SGeRAC and Oracle 10g RAC

Overview of SGeRAC Cluster Interconnect Subnet Monitoring

How Cluster Interconnect Subnet Works

Overview of SGeRAC and Oracle 9i RAC

How Serviceguard Works with Oracle 9i RAC
Group Membership

Configuring Packages for Oracle RAC Instances

Configuring Packages for Oracle Listeners

Node Failure

Larger Clusters

Up to Four Nodes with SCSI Storage
Point to Point Connections to Storage Devices

Extended Distance Cluster Using Serviceguard Extension for RAC

2 Serviceguard Configuration for Oracle 10g RAC

Interface Areas

Group Membership API (NMAPI2)
SGeRAC Detection
Cluster Timeouts
Oracle Cluster Software
Shared Storage
Listener
Network Monitoring

RAC Instances

Automated Startup and Shutdown
Manual Startup and Shutdown
Shared Storage

Network Planning for Cluster Communication

Planning Storage for Oracle Cluster Software

Planning Storage for Oracle 10g RAC

Volume Planning with SLVM
Storage Planning with CFS
Volume Planning with CVM

Installing Serviceguard Extension for RAC

Veritas Cluster Volume Manager (CVM) and Cluster File System (CFS)

Veritas Storage Management Products

About Multipathing

About Device Special Files

Support for the SGeRAC Toolkit

Configuration File Parameters

Cluster Communication Network Monitoring

Single Network for Cluster Communications
Alternate Configuration - Fast Reconfiguration with Low Node Timeout
Alternate Configuration - Multiple RAC Databases
Faster Failover Configuration (SGeFF and SGeRAC)
Guidelines for Changing Cluster Parameters
Limitations of Cluster Communication Network Monitor

Creating a Storage Infrastructure with LVM

Building Volume Groups for RAC on Mirrored Disks
Building Mirrored Logical Volumes for RAC with LVM Commands
Creating RAC Volume Groups on Disk Arrays
Creating Logical Volumes for RAC on Disk Arrays
Oracle Demo Database Files

Displaying the Logical Volume Infrastructure

Exporting the Logical Volume Infrastructure

Installing Oracle Real Application Clusters

Cluster Configuration ASCII File

Creating a Storage Infrastructure with CFS

Creating a SGeRAC Cluster with CFS for Oracle 10g
Initializing the Veritas Volume Manager
Deleting CFS from the Cluster

Creating a Storage Infrastructure with CVM

Initializing the Veritas Volume Manager
Using CVM 4.x or later
Using CVM 3.x

Creating Volumes

Mirror Detachment Policies with CVM

Oracle Demo Database Files

Adding Disk Groups to the Cluster Configuration

Prerequisites for Oracle 10g (Sample Installation)

Installing Oracle 10g Cluster Software

Installing on Local File System

Installing Oracle 10g RAC Binaries

Installing RAC Binaries on a Local File System
Installing RAC Binaries on Cluster File System

Creating a RAC Demo Database

Creating a RAC Demo Database on SLVM or CVM
Creating a RAC Demo Database on CFS

Verifying Oracle Disk Manager is Configured

Configuring Oracle to Use Oracle Disk Manager Library

Verify that Oracle Disk Manager is Running

Configuring Oracle to Stop Using Oracle Disk Manager Library

Using Serviceguard Packages to Synchronize with Oracle 10g RAC

Preparing Oracle Cluster Software for Serviceguard Packages
Configure Serviceguard Packages

3 Serviceguard Configuration for Oracle 9i RAC

Planning Database Storage

Volume Planning with SLVM
Storage Planning with CFS
Volume Planning with CVM

Installing Serviceguard Extension for RAC

Veritas Cluster Volume Manager (CVM) and Cluster File System (CFS)

Veritas Storage Management Products

About Multipathing

About Device Special Files

Operating System Parameters

Creating a Storage Infrastructure with LVM

Building Volume Groups for RAC on Mirrored Disks
Building Mirrored Logical Volumes for RAC with LVM Commands
Creating RAC Volume Groups on Disk Arrays
Creating Logical Volumes for RAC on Disk Arrays
Oracle Demo Database Files

Displaying the Logical Volume Infrastructure

Exporting the Logical Volume Infrastructure

Installing Oracle Real Application Clusters

Cluster Configuration ASCII File

Creating a Storage Infrastructure with CFS

Creating a SGeRAC Cluster with CFS for Oracle 9i
Initializing the Veritas Volume Manager
Deleting CFS from the Cluster

Creating a Storage Infrastructure with CVM

Initializing the Veritas Volume Manager
Using CVM 4.x or later
Using CVM 3.x

Creating Volumes

Mirror Detachment Policies with CVM

Oracle Demo Database Files

Adding Disk Groups to the Cluster Configuration

Installing Oracle 9i RAC

Install Oracle Software into CFS Home
Create Database with Oracle Tools

Verify that Oracle Disk Manager is Configured

Configure Oracle to use Oracle Disk Manager Library

Verify Oracle Disk Manager is Running

Configuring Oracle to Stop using Oracle Disk Manager Library

Using Packages to Configure Startup and Shutdown of RAC Instances

Starting Oracle Instances
Creating Packages to Launch Oracle RAC Instances
Configuring Packages that Access the Oracle RAC Database
Adding or Removing Packages on a Running Cluster
Writing the Package Control Script

4 Maintenance and Troubleshooting

Reviewing Cluster and Package States with the cmviewcl Command

Types of Cluster and Package States
Examples of Cluster and Package States

Online Reconfiguration

Online Node Addition and Deletion

Managing the Shared Storage

Making LVM Volume Groups Shareable
Activating an LVM Volume Group in Shared Mode
Making Offline Changes to Shared Volume Groups
Adding Additional Shared LVM Volume Groups
Changing the VxVM or CVM Storage Configuration

Removing Serviceguard Extension for RAC from a System

Monitoring Hardware

Using Event Monitoring Service
Using EMS Hardware Monitors

Adding Disk Hardware

Replacing Disks

Replacing a Mechanism in a Disk Array Configured with LVM
Replacing a Mechanism in an HA Enclosure Configured with Exclusive LVM
Online Replacement of a Mechanism in an HA Enclosure Configured with Shared LVM (SLVM)
Offline Replacement of a Mechanism in an HA Enclosure Configured with Shared LVM (SLVM)
Replacing a Lock Disk
On-line Hardware Maintenance with In-line SCSI Terminator

Replacement of I/O Cards

Replacement of LAN Cards

Off-Line Replacement
On-Line Replacement
After Replacing the Card

Monitoring RAC Instances

A Software Upgrades

Rolling Software Upgrades

Steps for Rolling Upgrades
Example of Rolling Upgrade
Limitations of Rolling Upgrades

Non-Rolling Software Upgrades

Steps for Non-Rolling Upgrades
Limitations of Non-Rolling Upgrades
Migrating a SGeRAC Cluster with Cold Install

B Blank Planning Worksheets

LVM Volume Group and Physical Volume Worksheet
VxVM Disk Group and Disk Worksheet
Oracle Logical Volume Worksheet

List of Figures

1-1 Overview of Oracle RAC Configuration on HP-UX
1-2 Group Membership Services
1-3 Before Node Failure
1-4 After Node Failure
1-5 Four-Node RAC Cluster
1-6 Eight-Node Cluster with XP or EMC Disk Array
2-1 Single Network for Cluster Communications
2-2 SG-HB/RAC-IC Traffic Separation
2-3 RAC/RAC-IC Traffic Separation – Multiple Database Configuration
2-4 Faster Failover Configuration
4-1 F/W SCSI Buses with In-line Terminators
A-1 Running Cluster Before Rolling Upgrade
A-2 Running Cluster with Packages Moved to Node 2
A-3 Node 1 Upgraded to SG/SGeRAC 11.16
A-4 Node 1 Rejoining the Cluster
A-5 Running Cluster with Packages Moved to Node 1
A-6 Running Cluster After Upgrades

List of Tables

1 Document Edition and Printing Date
2-1 Required Oracle File Names for Demo Database
2-2 Required Oracle File Names for Demo Database
3-1 RAC Software, Archive, Datafiles, SRVM
3-2 Required Oracle File Names for Demo Database
3-3 Required Oracle File Names for Demo Database

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