Configuring - Red Hat ENTERPRISE LINUX 4 - ADMINISTRATION Manual

Cluster Administration
4. Managing Red Hat Cluster With Conga
4.1. Starting, Stopping, and Deleting Clusters ..................................................................... 43
4.2. Managing Cluster Nodes ............................................................................................ 44
4.3. Managing High-Availability Services ............................................................................ 45
4.4. Diagnosing and Correcting Problems in a Cluster ......................................................... 46
5. Configuring Red Hat Cluster With system-config-cluster
5.1. Configuration Tasks .................................................................................................... 47
5.2. Starting the Cluster Configuration Tool ........................................................................ 48
5.3. Configuring Cluster Properties ..................................................................................... 52
5.4. Configuring Fence Devices ......................................................................................... 53
5.5. Adding and Deleting Members .................................................................................... 54
5.5.1. Adding a Member to a New Cluster .................................................................. 54
5.5.2. Adding a Member to a Running DLM Cluster .................................................... 56
5.5.3. Deleting a Member from a DLM Cluster ............................................................ 58
5.5.4. Adding a GULM Client-only Member ................................................................. 60
5.5.5. Deleting a GULM Client-only Member ............................................................... 60
5.5.6. Adding or Deleting a GULM Lock Server Member .............................................. 62
5.6. Configuring a Failover Domain .................................................................................... 64
5.6.1. Adding a Failover Domain ................................................................................ 65
5.6.2. Removing a Failover Domain ........................................................................... 67
5.6.3. Removing a Member from a Failover Domain .................................................... 68
5.7. Adding Cluster Resources .......................................................................................... 68
5.8. Adding a Cluster Service to the Cluster ....................................................................... 71
5.9. Propagating The Configuration File: New Cluster ......................................................... 74
5.10. Starting the Cluster Software ..................................................................................... 74
6. Managing Red Hat Cluster With system-config-cluster
6.1. Starting and Stopping the Cluster Software .................................................................. 77
6.2. Managing High-Availability Services ............................................................................ 77
6.3. Modifying the Cluster Configuration ............................................................................. 79
6.4. Backing Up and Restoring the Cluster Database .......................................................... 80
6.5. Disabling the Cluster Software .................................................................................... 81
6.6. Diagnosing and Correcting Problems in a Cluster ......................................................... 82
A. Example of Setting Up Apache HTTP Server
A.1. Apache HTTP Server Setup Overview ........................................................................ 83
A.2. Configuring Shared Storage ........................................................................................ 83
A.3. Installing and Configuring the Apache HTTP Server ..................................................... 84
B. Fence Device Parameters
C. Revision History
Index
iv
43
47
77
83
87
93
95