Installation guide

5.2. Configuring Shared Storage ................................................................77
5.3. Installing and Configuring the Apache HTTP Server.........................78
II. Configuring a Linux Virtual Server Cluster ............................................................81
6. Introduction to Linux Virtual Server..................................................................83
6.1. Technology Overview .........................................................................83
6.2. Basic Configurations ...........................................................................84
7. Linux Virtual Server Overview ..........................................................................85
7.1. A Basic LVS Configuration ................................................................85
7.2. A Three Tiered LVS Configuration.....................................................87
7.3. LVS Scheduling Overview..................................................................89
7.4. Routing Methods.................................................................................91
7.5. Persistence and Firewall Marks ..........................................................93
7.6. LVS Cluster — A Block Diagram ......................................................94
8. Initial LVS Configuration...................................................................................97
8.1. Configuring Services on the LVS Routers ..........................................97
8.2. Setting a Password for the Piranha Configuration Tool ..................98
8.3. Starting the Piranha Configuration Tool Service.............................99
8.4. Limiting Access To the Piranha Configuration Tool .....................100
8.5. Turning on Packet Forwarding..........................................................101
8.6. Configuring Services on the Real Servers ........................................101
9. Setting Up a Red Hat Enterprise Linux LVS Cluster.......................................103
9.1. The NAT LVS Cluster .......................................................................103
9.2. Putting the Cluster Together .............................................................106
9.3. Multi-port Services and LVS Clustering...........................................108
9.4. FTP In an LVS Cluster ......................................................................109
9.5. Saving Network Packet Filter Settings .............................................112
10. Configuring the LVS Routers with Piranha Configuration Tool ................115
10.1. Necessary Software.........................................................................115
10.2. Logging Into the Piranha Configuration Tool .............................115
10.3. CONTROL/MONITORING........................................................116
10.4. GLOBAL SETTINGS ..................................................................118
10.5. REDUNDANCY............................................................................120
10.6. VIRTUAL SERVERS ...................................................................122
10.7. Synchronizing Configuration Files .................................................133
10.8. Starting the Cluster .........................................................................135
III. Appendixes ...............................................................................................................137
A. Supplementary Hardware Information............................................................139
A.1. Attached Storage Requirements .......................................................139
A.2. Setting Up a Fibre Channel Interconnect .........................................139
A.3. SCSI Storage Requirements.............................................................141
B. Selectively Installing Red Hat Cluster Suite Packages ...................................147
B.1. Installing the Red Hat Cluster Suite Packages .................................147
C. Multipath-usage.txt File for Red Hat Enterprise Linux 4 Update 3 ......157