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Table Of Contents - Red Hat ENTERPRISE LINUX 5 - ADMINISTRATION Manual

Cluster administration
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Introduction
1. Document Conventions ................................................................................................... vi
1.1. Typographic Conventions ..................................................................................... vi
1.2. Pull-quote Conventions ....................................................................................... viii
1.3. Notes and Warnings ........................................................................................... viii
2. Feedback ....................................................................................................................... ix
1.1. Configuration Basics ..................................................................................................... 1
1.1.1. Setting Up Hardware ......................................................................................... 1
1.1.2. Installing Red Hat Cluster software ..................................................................... 2
1.1.3. Configuring Red Hat Cluster Software ................................................................ 2
1.2. Conga ......................................................................................................................... 4
1.3. system-config-cluster Cluster Administration GUI ................................................. 6
1.3.1. Cluster Configuration Tool .............................................................................. 7
1.3.2. Cluster Status Tool .......................................................................................... 8
1.4. Command Line Administration Tools .............................................................................. 9
2.1. Compatible Hardware ................................................................................................. 11
2.2. Enabling IP Ports ....................................................................................................... 11
2.2.1. Enabling IP Ports on Cluster Nodes .................................................................. 11
2.2.2. Enabling IP Ports on Computers That Run luci ................................................. 12
2.3. Configuring ACPI For Use with Integrated Fence Devices ............................................. 12
2.3.1. Disabling ACPI Soft-Off with chkconfig Management ...................................... 14
2.3.2. Disabling ACPI Soft-Off with the BIOS .............................................................. 14
2.3.3. Disabling ACPI Completely in the grub.conf File ............................................ 15
2.4. Considerations for Configuring HA Services ................................................................. 17
2.5. Configuring max_luns ................................................................................................. 19
2.6. Considerations for Using Quorum Disk ........................................................................ 20
2.7. Red Hat Cluster Suite and SELinux ............................................................................. 21
2.8. Multicast Addresses ................................................................................................... 21
2.9. Considerations for Using Conga ................................................................................. 22
2.10. General Configuration Considerations ........................................................................ 22
3. Configuring Red Hat Cluster With Conga
3.1. Configuration Tasks .................................................................................................... 23
3.2. Starting luci and ricci ................................................................................................ 23
3.3. Creating A Cluster ...................................................................................................... 25
3.4. Global Cluster Properties ............................................................................................ 25
3.5. Configuring Fence Devices ......................................................................................... 28
3.5.1. Creating a Shared Fence Device ...................................................................... 30
3.5.2. Modifying or Deleting a Fence Device ............................................................... 31
3.6. Configuring Cluster Members ...................................................................................... 32
3.6.1. Initially Configuring Members ............................................................................ 32
3.6.2. Adding a Member to a Running Cluster ............................................................ 33
3.6.3. Deleting a Member from a Cluster .................................................................... 34
3.7. Configuring a Failover Domain .................................................................................... 35
3.7.1. Adding a Failover Domain ................................................................................ 36
3.7.2. Modifying a Failover Domain ............................................................................ 37
3.8. Adding Cluster Resources .......................................................................................... 38
3.9. Adding a Cluster Service to the Cluster ....................................................................... 38
3.10. Configuring Cluster Storage ...................................................................................... 40
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