Go to main content
1/13
Contents
List of Tables
Title and Copyright Information
Preface
Audience
Documentation Accessibility
Related Documents
Conventions
1
Introduction to Oracle Fail Safe
Overview of Oracle Fail Safe
Benefits of Oracle Fail Safe
Highly Available Resources and Applications
Ease of Use
Product Accessibility
Ease of Integration with Applications
Overview of a Typical Oracle Fail Safe Configuration
Deploying Oracle Fail Safe Solutions
2
Cluster Concepts
Cluster Technology
About Clusters Providing High Availability
About System-Level Configuration
About Disk-Level Configuration
Resources, Groups, and High Availability
About Resources
About Groups
About Resource Dependencies
About Resource Types
Groups, Network Names, and Virtual Servers
Allocating IP Addresses for Network Names
Cluster Group and Cluster Alias
About Failover
Unplanned Failover
Unplanned Failover Due to a Resource Failure
Unplanned Failover Due to Node Failure or Unavailability
Planned Group Failover
Group and Resource Policies That Affect Failover
Detecting a Resource Failure
About Resource Restart Policy
About Resource Failover Policy
Resource Possible Owner Nodes List
About Group Failover Policy
Effect of Resource Restart Policy and Group Failover Policy on Failover
About Group Failover and the Preferred Owner Nodes List
Determining the Failover Node for a Group
About Failback
Group Failback and the Preferred Owner Nodes List
Client Reconnection After Failover
3
Designing an Oracle Fail Safe Solution
Customizing Your Configuration
Active/Passive Configuration
Active/Active Configuration
Integrating Clients and Applications
4
Management for High Availability
Configuring Resources for Failover
How Does Oracle Fail Safe Use the Wizard Input?
Managing Cluster Security
Oracle Fail Safe Services
Changing the Oracle Fail Safe Server Account
Oracle Fail Safe Manager
Discovering Standalone Resources
Renaming Resources
Using Oracle Fail Safe in a Multiple Oracle Homes Environment
Configurations Using Multiple Network Names
Adding a Node to an Existing Cluster
5
PowerShell Commands
Getting Started
About Common Parameters
Using the Oracle Fail Safe cmdlets in Scripts
FSCMD Equivalent cmdlets
Examples
6
Validating Actions
Validating Operations
Validating Cluster
Validating the Configuration of Oracle Resources
Validating Standalone Database
Dumping Cluster
Verifying Security Parameters
Additional Troubleshooting Information
7
Configuring Single-Instance Databases for High Availability and Disaster Tolerance
Discovering Standalone Single-Instance Databases
Oracle Net Configuration for Standalone Single-Instance Databases
Listener Must Use IP Address for Local Host, Not Host Name
Shared Server Configuration and a Standalone Database
SID List Entries
Configuring Oracle Net on Nodes with Multiple Listeners
Adding Single-Instance Oracle Databases to a Group
Prerequisites
Configuration Steps
Configuration Data for Oracle Databases
Naming a Cluster Resource
Choosing Nodes
Selecting Network Names
Identifying Database Parameters
Database Authentication
Database Password
Database Resource Addition Confirmation
About Oracle Net Listener Resource Creation and Configuration
Client Connections to Highly Available Single-Instance Databases
Updating Oracle Net Configuration After Adding a Database to a Group
Updates That Oracle Fail Safe Makes to the tnsnames.ora File
Updates That Oracle Fail Safe Makes to the listener.ora File
Updates That Oracle Fail Safe Makes to the sqlnet.ora File
Using External Procedures with Databases Configured for High Availability
Support for Databases Using Shared Servers
Shared Servers for Oracle8 Databases
Shared Servers for Databases
Security Requirements for Single-Instance Databases
Synchronizing Password Files on Cluster Nodes
Changing the SYS Account Password
Upgrading a Fail-Safe Database with the Oracle Database Upgrade Assistant
Configuring a ctxsrv Server for High Availability
Integrating with Oracle Enterprise Manager
Adding an Oracle Management Agent to a Group
Optimizations for Single-Instance Database Recovery
Performing Administrative Tasks on a Single-Instance Fail-Safe Database
Database Homes
Configuring Transparent Application Failover (TAF)
Handling Errors and Troubleshooting Problems with Databases
Handling Errors That Occur When Bringing a Database Online
Troubleshooting Problems
Problems Adding a Database to a Group
Problems Placing a Group Online
Group Fails Over During Processing-Intensive Operations
Problems with Database Authentication
Problems with Virtual Server Configurations
Problems Configuring the Network Name
Archived listener.ora or tnsnames.ora Files
Security Access and Authentication Problems
Clients Cannot Access a Database
Starting and Stopping Pluggable Databases
A
Contacting Oracle Support Services
Reporting a Problem
Finding the Version of Oracle Software
Viewing Error Information
Tracing Oracle Fail Safe Problems
Locating Trace and Alert Files
Glossary
Scripting on this page enhances content navigation, but does not change the content in any way.