Red Hat Cluster Manager

The Red Hat Cluster Manager Installation and Administration Guide

Red Hat, Inc.
1801 Varsity Drive
Raleigh, NC 27606
USA
Phone: +1 919 754 3700
Phone: 888 733 4281
Fax: +1 919 754 3701
PO Box 13588
Research Triangle Park, NC 27709
USA

ISBN: N/A
Table of Contents
Acknowledgments
1. Introduction to Red Hat Cluster Manager
Cluster Overview
Cluster Features
How To Use This Manual
2. Hardware Installation and Operating System Configuration
Choosing a Hardware Configuration
Shared Storage Requirements
Minimum Hardware Requirements
Choosing the Type of Power Controller
Cluster Hardware Tables
Example of a Minimum Cluster Configuration
Example of a No-Single-Point-Of-Failure Configuration
Steps for Setting Up the Cluster Systems
Installing the Basic System Hardware
Setting Up a Console Switch
Setting Up a Network Switch or Hub
Steps for Installing and Configuring the Red Hat Linux Distribution
Kernel Requirements
Editing the /etc/hosts File
Decreasing the Kernel Boot Timeout Limit
Displaying Console Startup Messages
Displaying Devices Configured in the Kernel
Steps for Setting Up and Connecting the Cluster Hardware
Configuring Heartbeat Channels
Configuring Power Switches
Configuring UPS Systems
Configuring Shared Disk Storage
3. Cluster Software Installation and Configuration
Steps for Installing and Initializing the Cluster Software
Editing the rawdevices File
Configuring the Cluster Alias
Enabling Remote Monitoring
Example of the cluconfig Utility
Checking the Cluster Configuration
Testing the Quorum Partitions
Testing the Power Switches
Displaying the Cluster Software Version
Configuring syslog Event Logging
Using the cluadmin Utility
4. Service Configuration and Administration
Configuring a Service
Gathering Service Information
Creating Service Scripts
Configuring Service Disk Storage
Verifying Application Software and Service Scripts
Displaying a Service Configuration
Disabling a Service
Enabling a Service
Modifying a Service
Relocating a Service
Deleting a Service
Handling Services that Fail to Start
5. Database Services
Setting Up an Oracle Service
Tuning Oracle Services
Setting Up a MySQL Service
Setting Up a DB2 Service
6. Network File Sharing Services
Setting Up an NFS Service
NFS Server Requirements
Gathering NFS Service Configuration Parameters
Example NFS Service Configuration
NFS Client Access
Active-Active NFS Configuration
NFS Caveats
Setting Up a High Availability Samba Service
Samba Server Requirements
Samba Operating Model
Gathering Samba Service Configuration Parameters
Example Samba Service Configuration
smb.conf.sharename File Fields
Windows Client Access to Samba Shares
7. Apache Services
Setting Up an Apache Service
8. Cluster Administration
Displaying Cluster and Service Status
Starting and Stopping the Cluster Software
Removing a Cluster Member
Modifying the Cluster Configuration
Backing Up and Restoring the Cluster Database
Modifying Cluster Event Logging
Updating the Cluster Software
Reloading the Cluster Database
Changing the Cluster Name
Reinitializing the Cluster
Disabling the Cluster Software
Diagnosing and Correcting Problems in a Cluster
9. Configuring and using the Red Hat Cluster Manager GUI
Setting up the JRE
Setting up the IBM JRE
Setting up the Sun JRE
Configuring Cluster Monitoring Parameters
Enabling the Web Server
Starting the Red Hat Cluster Manager GUI
Viewing Configuration Details
A. Supplementary Hardware Information
Setting Up Power Switches
Setting up RPS-10 Power Switches
Setting up WTI NPS Power Switches
Setting up Baytech Power Switches
Setting up Watchdog Power Switches
Other Network Power Switches
Setting up Power Switch type None
SCSI Bus Configuration Requirements
SCSI Bus Termination
SCSI Bus Length
SCSI Identification Numbers
Host Bus Adapter Features and Configuration Requirements
Tuning the Failover Interval
B. Supplementary Software Information
Cluster Communication Mechanisms
Cluster Daemons
Failover and Recovery Scenarios
System Hang
System Panic
Inaccessible Quorum Partitions
Total Network Connection Failure
Remote Power Switch Connection Failure
Quorum Daemon Failure
Heartbeat Daemon Failure
Power Daemon Failure
Service Manager Daemon Failure
Monitoring Daemon Failure
Cluster Database Fields
Using Red Hat Cluster Manager with Piranha
Index