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Red Hat Enterprise Linux 6 Essentials eBook now available in PDF and ePub formats for only $9.99
RHEL 6 Essentials contains 40 chapters and over 250 pages.

Red Hat Enterprise Linux 6

Cluster Administration

Configuring and Managing the High Availability Add-On

Edition 0

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Legal Notice

Copyright © 2010 Red Hat Inc..
The text of and illustrations in this document are licensed by Red Hat under a Creative Commons Attribution–Share Alike 3.0 Unported license ("CC-BY-SA"). An explanation of CC-BY-SA is available at http://creativecommons.org/licenses/by-sa/3.0/. In accordance with CC-BY-SA, if you distribute this document or an adaptation of it, you must provide the URL for the original version.
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Abstract
Configuring and Managing the High Availability Add-On describes the configuration and management of the High Availability Add-On for Red Hat Enterprise Linux 6.

Introduction
1. Document Conventions
1.1. Typographic Conventions
1.2. Pull-quote Conventions
1.3. Notes and Warnings
2. Feedback
1. Red Hat High Availability Add-On Configuration and Management Overview
1.1. Configuration Basics
1.2. Setting Up Hardware
1.3. Installing Red Hat High Availability Add-On software
1.4. Configuring Red Hat High Availability Add-On Software
2. Before Configuring the Red Hat High Availability Add-On
2.1. General Configuration Considerations
2.2. Compatible Hardware
2.3. Enabling IP Ports
2.3.1. Enabling IP Ports on Cluster Nodes
2.3.2. Enabling IP Ports on Computers That Run luci
2.4. Configuring ACPI For Use with Integrated Fence Devices
2.4.1. Disabling ACPI Soft-Off with chkconfig Management
2.4.2. Disabling ACPI Soft-Off with the BIOS
2.4.3. Disabling ACPI Completely in the grub.conf File
2.5. Considerations for Configuring HA Services
2.6. Configuration Validation
2.7. Considerations for NetworkManager
2.8. Considerations for Using Quorum Disk
2.9. Red Hat High Availability Add-On and SELinux
2.10. Multicast Addresses
2.11. Considerations for ricci
2.12. Considerations for Using Conga
3. Configuring Red Hat High Availability Add-On With Conga
3.1. Configuration Tasks
3.2. Starting luci and ricci
3.3. Creating A Cluster
3.4. Global Cluster Properties
3.5. Configuring Fence Devices
3.5.1. Creating a Fence Device
3.5.2. Modifying a Fence Device
3.5.3. Deleting a Fence Device
3.6. Configuring Fencing for Cluster Members
3.6.1. Configuring a Single Fence Device for a Node
3.6.2. Configuring a Backup Fence Device
3.6.3. Configuring A Node with Redundant Power
3.7. Configuring a Failover Domain
3.7.1. Adding a Failover Domain
3.7.2. Modifying a Failover Domain
3.7.3. Deleting a Failover Domain
3.8. Configuring Global Cluster Resources
3.9. Adding a Cluster Service to the Cluster
4. Managing Red Hat High Availability Add-On With Conga
4.1. Adding an Existing Cluster to the luci Interface
4.2. Managing Cluster Nodes
4.2.1. Rebooting a Cluster Node
4.2.2. Causing a Node to Leave or Join a Cluster
4.2.3. Adding a Member to a Running Cluster
4.2.4. Deleting a Member from a Cluster
4.3. Starting, Stopping, Restarting, and Deleting Clusters
4.4. Managing High-Availability Services
4.5. Diagnosing and Correcting Problems in a Cluster
5. Configuring Red Hat High Availability Add-On With Command Line Tools
5.1. Configuration Tasks
5.2. Creating a Basic Cluster Configuration File
5.3. Configuring Fencing
5.4. Configuring Failover Domains
5.5. Configuring HA Services
5.5.1. Adding Cluster Resources
5.5.2. Adding a Cluster Service to the Cluster
5.6. Verifying a Configuration
6. Managing Red Hat High Availability Add-On With Command Line Tools
6.1. Starting and Stopping the Cluster Software
6.1.1. Starting Cluster Software
6.1.2. Stopping Cluster Software
6.2. Deleting or Adding a Node
6.2.1. Deleting a Node from a Cluster
6.2.2. Adding a Node to a Cluster
6.2.3. Examples of Three-Node and Two-Node Configurations
6.3. Managing High-Availability Services
6.3.1. Displaying HA Service Status with clustat
6.3.2. Managing HA Services with clusvcadm
6.4. Updating a Configuration
6.4.1. Updating a Configuration Using cman_tool version -r
6.4.2. Updating a Configuration Using scp
6.5. Diagnosing and Correcting Problems in a Cluster
A. Fence Device Parameters
B. HA Resource Parameters
C. HA Resource Behavior
C.1. Parent, Child, and Sibling Relationships Among Resources
C.2. Sibling Start Ordering and Resource Child Ordering
C.2.1. Typed Child Resource Start and Stop Ordering
C.2.2. Non-typed Child Resource Start and Stop Ordering
C.3. Inheritance, the <resources> Block, and Reusing Resources
C.4. Failure Recovery and Independent Subtrees
C.5. Debugging and Testing Services and Resource Ordering
D. Command Line Tools Summary
E. Revision History
Index

 
 
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