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Configuring and Managing a Red Hat Cluster
4. Managing Red Hat Cluster With Conga ..................................................................49
1. Starting, Stopping, and Deleting Clusters ........................................................49
2. Managing Cluster Nodes ...............................................................................50
3. Managing High-Availability Services ...............................................................51
4. Diagnosing and Correcting Problems in a Cluster ............................................52
1. Configuration Tasks ......................................................................................53
2. Starting the Cluster Configuration Tool ........................................................54
3. Configuring Cluster Properties .......................................................................59
4. Configuring Fence Devices ............................................................................60
5. Adding and Deleting Members .......................................................................61
5.1. Adding a Member to a Cluster .............................................................61
5.2. Adding a Member to a Running Cluster ...............................................63
5.3. Deleting a Member from a Cluster .......................................................65
6. Configuring a Failover Domain .......................................................................66
6.1. Adding a Failover Domain ...................................................................68
6.2. Removing a Failover Domain ..............................................................71
6.3. Removing a Member from a Failover Domain .......................................71
7. Adding Cluster Resources .............................................................................72
8. Adding a Cluster Service to the Cluster ..........................................................74
9. Propagating The Configuration File: New Cluster ............................................77
10. Starting the Cluster Software .......................................................................78
1. Starting and Stopping the Cluster Software .....................................................79
2. Managing High-Availability Services ...............................................................80
3. Modifying the Cluster Configuration ................................................................82
4. Backing Up and Restoring the Cluster Database .............................................83
5. Disabling the Cluster Software .......................................................................84
6. Diagnosing and Correcting Problems in a Cluster ............................................85
A. Example of Setting Up Apache HTTP Server ..........................................................87
1. Apache HTTP Server Setup Overview ............................................................87
2. Configuring Shared Storage ...........................................................................88
3. Installing and Configuring the Apache HTTP Server ........................................88
B. Fence Device Parameters .....................................................................................93
C. Upgrading A Red Hat Cluster from RHEL 4 to RHEL 5 ............................................99
Index .....................................................................................................................103
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