Red Hat Cluster Suite

Configuring and Managing a Cluster

Copyright © 2000-2004 by Red Hat, Inc., Mission Critical Linux, Inc., K.M. Sorenson

ISBN: N/A

Table of Contents

Acknowledgments

Introduction

1. How To Use This Manual

2. Document Conventions

3. More to Come

3.1. Send in Your Feedback

4. Sign Up for Support

I. Using the Red Hat Cluster Manager

1. Red Hat Cluster Manager Overview

1.1. Red Hat Cluster Manager Features

2. Hardware Installation and Operating System Configuration

2.1. Choosing a Hardware Configuration
2.2. Setting Up the Members
2.3. Installing and Configuring Red Hat Enterprise Linux
2.4. Setting Up and Connecting the Cluster Hardware

3. Cluster Configuration

3.1. Installing the Red Hat Cluster Suite Packages
3.2. Installation Notes for Red Hat Enterprise Linux 2.1 Users
3.3. The Cluster Configuration Tool
3.4. Configuring the Cluster Software
3.5. Editing the rawdevices File
3.6. Configuring Cluster Daemons
3.7. Adding and Deleting Members
3.8. Configuring a Power Controller Connection
3.9. Configuring a Failover Domain
3.10. Adding a Service to the Cluster
3.11. Checking the Cluster Configuration
3.12. Configuring syslogd Event Logging

4. Service Administration

4.1. Configuring a Service
4.2. Displaying a Service Configuration
4.3. Disabling a Service
4.4. Enabling a Service
4.5. Modifying a Service
4.6. Relocating a Service
4.7. Deleting a Service
4.8. Handling Failed Services

5. Database Services

5.1. Setting Up an Oracle Service
5.2. Tuning Oracle Service
5.3. Setting Up a MySQL Service

6. Network File Sharing Services

6.1. Setting Up an NFS Service
6.2. Using the NFS Druid
6.3. NFS Caveats
6.4. Importing the Contents of an NFS Exports File
6.5. NFS Configuration: Active-Active Example
6.6. Setting Up a Samba Service
6.7. Using the Samba Druid
6.8. Fields in the smb.conf.sharename File

7. Setting Up Apache HTTP Server

7.1. Apache HTTP Server Setup Overview
7.2. Configuring Shared Storage
7.3. Installing and Configuring the Apache HTTP Server

8. Cluster Administration

8.1. Overview of the Cluster Status Tool
8.2. Displaying Cluster and Service Status
8.3. Starting and Stopping the Cluster Software
8.4. Modifying the Cluster Configuration
8.5. Backing Up and Restoring the Cluster Database
8.6. Modifying Cluster Event Logging
8.7. Updating the Cluster Software
8.8. Changing the Cluster Name
8.9. Disabling the Cluster Software
8.10. Diagnosing and Correcting Problems in a Cluster

II. Configuring a Linux Virtual Server Cluster

9. Introduction to Linux Virtual Server

9.1. Technology Overview
9.2. Basic Configurations

10. Linux Virtual Server Overview

10.1. A Basic LVS Configuration
10.2. A Three Tiered LVS Configuration
10.3. LVS Scheduling Overview
10.4. Routing Methods
10.5. Persistence and Firewall Marks
10.6. LVS Cluster — A Block Diagram

11. Initial LVS Configuration

11.1. Configuring Services on the LVS Routers
11.2. Setting a Password for the Piranha Configuration Tool
11.3. Starting the Piranha Configuration Tool Service
11.4. Limiting Access To the Piranha Configuration Tool
11.5. Turning on Packet Forwarding
11.6. Configuring Services on the Real Servers

12. Setting Up a Red Hat Enterprise Linux LVS Cluster

12.1. The NAT LVS Cluster
12.2. Putting the Cluster Together
12.3. Multi-port Services and LVS Clustering
12.4. FTP In an LVS Cluster
12.5. Saving Network Packet Filter Settings

13. Configuring the LVS Routers with Piranha Configuration Tool

13.1. Necessary Software
13.2. Logging Into the Piranha Configuration Tool
13.3. CONTROL/MONITORING
13.4. GLOBAL SETTINGS
13.5. REDUNDANCY
13.6. VIRTUAL SERVERS
13.7. Synchronizing Configuration Files
13.8. Starting the Cluster

III. Appendixes

A. Using Red Hat Cluster Manager with Piranha

B. Using Red Hat GFS with Red Hat Cluster Suite

B.1. Terminology
B.2. Changes to Red Hat Cluster
B.3. Installation Scenarios

C. The GFS Setup Druid

C.1. Cluster Name
C.2. LOCK_GULM parameters
C.3. Choose Location for CCS Files
C.4. Cluster Members
C.5. Saving Your Configuration and Next Steps

D. Supplementary Hardware Information

D.1. Setting Up Power Controllers
D.2. SCSI Bus Configuration Requirements
D.3. SCSI Bus Termination
D.4. SCSI Bus Length
D.5. SCSI Identification Numbers

E. Supplementary Software Information

E.1. Cluster Communication Mechanisms
E.2. Failover and Recovery Scenarios
E.3. Common Cluster Behaviors: General
E.4. Common Behaviors: Two Member Cluster with Disk-based Tie-breaker
E.5. Common Behaviors: 2-4 Member Cluster with IP-based Tie-Breaker
E.6. Common Behaviors: 3-5 Member Cluster
E.7. Common Behaviors: Cluster Service Daemons
E.8. Common Behaviors: Miscellaneous
E.9. The cluster.xml File

F. Cluster Command-line Utilities

F.1. Using redhat-config-cluster-cmd
F.2. Using the shutil Utility
F.3. Using the clusvcadm Utility
F.4. Using the clufence Utility

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		Acknowledgments