Index

Symbols

/etc/hosts
editing, Editing the /etc/hosts File
/etc/sysconfig/ha/lvs.cf file, /etc/sysconfig/ha/lvs.cf

A

activating your subscription, Activate Your Subscription
active router
see LVS clustering
Apache HTTP Server
httpd.conf, Installing and Configuring the Apache HTTP Server
setting up service, Setting Up Apache HTTP Server
availability and data integrity table, Minimum Hardware Requirements

B

backup router
see LVS clustering

C

channel bonding
see Ethernet bonding
chkconfig, Configuring Services on the LVS Routers
cluster
see cluster types
administration, Cluster Administration
diagnosing and correcting problems, Diagnosing and Correcting Problems in a Cluster
disabling the cluster software, Disabling the Cluster Software
displaying status, Displaying Cluster and Service Status
name, changing, Changing the Cluster Name
starting, Starting the Cluster Software
cluster administration, Cluster Administration
backing up the cluster database, Backing Up and Restoring the Cluster Database
changing the cluster name, Changing the Cluster Name
diagnosing and correcting problems in a cluster, Diagnosing and Correcting Problems in a Cluster
disabling the cluster software, Disabling the Cluster Software
displaying cluster and service status, Displaying Cluster and Service Status
modifying the cluster configuration, Modifying the Cluster Configuration
restoring the cluster database, Backing Up and Restoring the Cluster Database
starting and stopping the cluster software, Starting and Stopping the Cluster Software
updating the cluster software, Updating the Cluster Software
cluster configuration
minimum
example, Minimum Hardware Requirements
modifying, Modifying the Cluster Configuration
Cluster Configuration Tool
accessing, Overview of the Cluster Configuration Tool
cluster database
backing up, Backing Up and Restoring the Cluster Database
restoring, Backing Up and Restoring the Cluster Database
cluster hardware
connecting, Setting Up and Connecting the Cluster Hardware
fence devices, Choosing the Type of Fence Device
setting up, Setting Up and Connecting the Cluster Hardware
cluster hardware tables, Cluster Hardware Components
cluster node hardware table, Cluster Hardware Components
cluster service
displaying status, Displaying Cluster and Service Status
cluster service managers
configuration, Adding a Cluster Service to the Cluster, Propagating The Configuration File: New Cluster
cluster services, Adding a Cluster Service to the Cluster
see also adding to the cluster configuration
Apache HTTP Server, setting up, Setting Up Apache HTTP Server
httpd.conf, Installing and Configuring the Apache HTTP Server
cluster software
disabling, Disabling the Cluster Software
installation and configuration, Installing and Configuring Red Hat Cluster Suite Software
automatic installation of RPMs, Installing the Red Hat Cluster Suite Packages, Automatic RPM Installation
custom installation of RPMs, Custom RPM Installation
custom installation using the rpm utility, Installing Packages with the rpm Utility
determining RPMs to install, Determining RPMs To Install
steps for installing and initializing, Installing the Red Hat Cluster Suite Packages, Selectively Installing Red Hat Cluster Suite Packages
starting and stopping, Starting and Stopping the Cluster Software
steps for installing and initializing, Installing the Red Hat Cluster Suite Packages, Selectively Installing Red Hat Cluster Suite Packages
updating, Updating the Cluster Software
cluster software installation and configuration, Installing and Configuring Red Hat Cluster Suite Software
cluster types
compute-clustering
Beowulf, Technology Overview
definition of, Technology Overview
high-availability clustering, Technology Overview
see also Red Hat Cluster Manager
definition of, Technology Overview
load-balance clustering, Technology Overview
see also LVS clustering
definition of, Technology Overview
overview of, Technology Overview
components
of LVS cluster, Components of an LVS Cluster
compute-clustering
see cluster types
configuration
Red Hat Enterprise Linux, Installing and Configuring Red Hat Enterprise Linux
configuration file
propagation of, Propagating The Configuration File: New Cluster
console startup messages
displaying, Displaying Console Startup Messages
console switch, Minimum Hardware Requirements
setting up, Setting Up a Console Switch
console switch hardware table, Cluster Hardware Components
conventions
document, Document Conventions

D

displaying console startup messages, Displaying Console Startup Messages
displaying devices configured in the kernel, Displaying Devices Configured in the Kernel

E

Ethernet channel bonding
configuring, Configuring Ethernet Channel Bonding
examples
minimum cluster configuration, Minimum Hardware Requirements
no single point of failure configuration, Minimum Hardware Requirements
ext3, Creating File Systems

F

feedback, Send in Your Feedback
fence device
configuring, Configuring a Fence Device
fence devices, Choosing the Type of Fence Device
network-attached, Choosing the Type of Fence Device
serial-attached, Choosing the Type of Fence Device
watchdog timers, Choosing the Type of Fence Device
hardware-based, Choosing the Type of Fence Device
software-based, Choosing the Type of Fence Device
file systems
creating, Creating File Systems
FTP, clustering, FTP In an LVS Cluster
see also LVS clustering

G

GFS software subsystem components table, Red Hat Cluster Manager Subsystem Overview

H

hardware
installing basic cluster hardware, Installing the Basic Cluster Hardware
hardware configuration
availability considerations, Choosing a Hardware Configuration
choosing a configuration, Choosing a Hardware Configuration
cost restrictions, Choosing a Hardware Configuration
data integrity under all failure conditions, Choosing a Hardware Configuration
minimum, Minimum Hardware Requirements
optional hardware, Minimum Hardware Requirements
performance considerations, Choosing a Hardware Configuration
hardware information, supplementary, Supplementary Hardware Information
hardware installation
operating system configuration, Hardware Installation and Operating System Configuration
high-availability clustering
see cluster types
how to use this manual, How To Use This Manual
HTTP services
Apache HTTP Server
httpd.conf, Installing and Configuring the Apache HTTP Server
setting up, Setting Up Apache HTTP Server

I

installation
Red Hat Enterprise Linux, Installing and Configuring Red Hat Enterprise Linux
installing basic cluster hardware, Installing the Basic Cluster Hardware
installing the basic cluster hardware, Installing the Basic Cluster Hardware
introduction, Introduction
how to use this manual, How To Use This Manual
other Red Hat Enterprise Linux manuals, Introduction
iptables, Configuring Services on the LVS Routers
ipvsadm program, ipvsadm

J

job scheduling, LVS, LVS Scheduling Overview

K

kernel
decreasing kernel boot timeout limit, Decreasing the Kernel Boot Timeout Limit
displaying configured devices, Displaying Devices Configured in the Kernel
Kernel Boot Timeout Limit
decreasing, Decreasing the Kernel Boot Timeout Limit
KVM (keyboard, video, mouse) switch, Minimum Hardware Requirements

L

least connections
see job scheduling, LVS
Linux Virtual Server
see LVS clustering
load-balance clustering
see cluster types
low voltage differential (LVD), SCSI Bus Length
LVS
/etc/sysconfig/ha/lvs.cf file, /etc/sysconfig/ha/lvs.cf
components of, Components of an LVS Cluster
daemon, lvs
date replication, real servers, Data Replication and Data Sharing Between Real Servers
definition of, Technology Overview
initial configuration, Initial LVS Configuration
ipvsadm program, ipvsadm
job scheduling, LVS Scheduling Overview
lvs daemon, lvs
LVS routers
configuring services, Initial LVS Configuration
necessary services, Configuring Services on the LVS Routers
primary node, Initial LVS Configuration
multi-port services, Multi-port Services and LVS Clustering
FTP, FTP In an LVS Cluster
nanny daemon, nanny
NAT routing
enabling, Enabling NAT Routing on the LVS Routers
requirements, hardware, The NAT LVS Cluster
requirements, network, The NAT LVS Cluster
requirements, software, The NAT LVS Cluster
overview of, Load-Balancing Clusters Using Linux Virtual Servers, Linux Virtual Server Overview
packet forwarding, Initial LVS Configuration
Piranha Configuration Tool, Piranha Configuration Tool
pulse daemon, pulse
real servers, Load-Balancing Clusters Using Linux Virtual Servers
routing methods
NAT, Routing Methods
routing prerequisites, Configuring Network Interfaces for a NAT LVS Cluster
scheduling, job, LVS Scheduling Overview
send_arp program, send_arp
shared data, Data Replication and Data Sharing Between Real Servers
starting the cluster, Configuring the LVS Routers with Piranha Configuration Tool
synchronizing configuration files, Configuring the LVS Routers with Piranha Configuration Tool
three tiered
Red Hat Cluster Manager, A Three Tiered LVS Configuration
lvs daemon, lvs

M

member status for Cluster Status Tool table, Displaying Cluster and Service Status
member status forclustat table, Displaying Cluster and Service Status
minimum cluster configuration example, Minimum Hardware Requirements
minimum hardware configuration, Minimum Hardware Requirements
mkfs, Creating File Systems
multi-port services, clustering, Multi-port Services and LVS Clustering
see also LVS clustering

N

nanny daemon, nanny
NAT
enabling, Enabling NAT Routing on the LVS Routers
routing methods, LVS, Routing Methods
network address translation
see NAT
network hardware table, Cluster Hardware Components
network hub, Minimum Hardware Requirements
network switch, Minimum Hardware Requirements
no single point of failure configuration, Minimum Hardware Requirements
nodes
setting up, Setting Up the Nodes

O

operating system configuration
hardware installation, Hardware Installation and Operating System Configuration

P

packet forwarding, Initial LVS Configuration
see also LVS clustering
parted
creating disk partitions, Partitioning Disks
partitioning disks, Partitioning Disks
Piranha Configuration Tool, Piranha Configuration Tool
CONTROL/MONITORING, Configuring the LVS Routers with Piranha Configuration Tool
EDIT MONITORING SCRIPTS Subsection, VIRTUAL SERVERS
GLOBAL SETTINGS, Configuring the LVS Routers with Piranha Configuration Tool
limiting access to, Initial LVS Configuration, Limiting Access To the Piranha Configuration Tool
login panel, Configuring the LVS Routers with Piranha Configuration Tool
necessary software, Configuring the LVS Routers with Piranha Configuration Tool
overview of, Configuring the LVS Routers with Piranha Configuration Tool
REAL SERVER subsection, VIRTUAL SERVERS
REDUNDANCY, Configuring the LVS Routers with Piranha Configuration Tool
setting a password, Initial LVS Configuration
VIRTUAL SERVER subsection
Firewall Mark, The VIRTUAL SERVER Subsection
Persistence, The VIRTUAL SERVER Subsection
Scheduling, The VIRTUAL SERVER Subsection
Virtual IP Address, The VIRTUAL SERVER Subsection
VIRTUAL SERVER subsection, VIRTUAL SERVERS
VIRTUAL SERVERS, Configuring the LVS Routers with Piranha Configuration Tool
piranha-gui service, Configuring Services on the LVS Routers
piranha-passwd, Initial LVS Configuration
power controller connection, configuring, Configuring Fence Devices
power switch, Configuring Fence Devices
see also power controller
pulse daemon, pulse
pulse service, Configuring Services on the LVS Routers

R

real servers
see LVS clustering
configuring services, Initial LVS Configuration
Red Hat Cluster Manager, Technology Overview
subsystem, Red Hat Cluster Manager Subsystem Overview
Red Hat Cluster Suite, Installing the Red Hat Cluster Suite Packages, Selectively Installing Red Hat Cluster Suite Packages
custom installation of software
with the rpm utility, Installing Packages with the rpm Utility
installation, Installing the Red Hat Cluster Suite Packages, Selectively Installing Red Hat Cluster Suite Packages
determining RPMs to install, Determining RPMs To Install
RPM installation
automatic, Installing the Red Hat Cluster Suite Packages, Automatic RPM Installation
custom, Custom RPM Installation
Red Hat Enterprise Linux, Introduction to Linux Virtual Server
installation and configuration, Installing and Configuring Red Hat Enterprise Linux
overview of, Technology Overview
registering your subscription, Activate Your Subscription
round robin
see job scheduling, LVS
routing
prerequisites for LVS, Configuring Network Interfaces for a NAT LVS Cluster
RPMs, Red Hat Cluster Suite DLM
selection criteria of, Determining RPMs To Install
RPMs, Red Hat Cluster Suite, GULM
selection criteria of, Determining RPMs To Install
RPMs, Red Hat GFS
selection criteria of, Determining RPMs To Install

S

scheduling, job (LVS), LVS Scheduling Overview
SCSI bus length, SCSI Bus Length
SCSI bus termination, SCSI Bus Termination
SCSI configuration requirements, SCSI Configuration Requirements
SCSI identification numbers, SCSI Identification Numbers
SCSI storage
requirements, SCSI Storage Requirements
security
Piranha Configuration Tool, Limiting Access To the Piranha Configuration Tool
send_arp program, send_arp
service status table, Displaying Cluster and Service Status
shared disk storage hardware table, Cluster Hardware Components
shared storage, Shared Storage considerations
considerations, Shared Storage considerations
setting up, Shared Storage considerations
single-initiator fibre channel interconnect
setting up, Setting Up a Fibre Channel Interconnect
sshd service, Configuring Services on the LVS Routers
starting the cluster software, Starting the Cluster Software
subscription registration, Activate Your Subscription
synchronizing configuration files, Configuring the LVS Routers with Piranha Configuration Tool
System V init, Starting and Stopping the Cluster Software

T

tables
availability and data integrity, Minimum Hardware Requirements
cluster hardware, Cluster Hardware Components
cluster node hardware, Cluster Hardware Components
console switch hardware, Cluster Hardware Components
GFS software subsystem components, Red Hat Cluster Manager Subsystem Overview
installing the basic cluster hardware, Installing the Basic Cluster Hardware
member status for Cluster Status Tool, Displaying Cluster and Service Status
member status forclustat, Displaying Cluster and Service Status
minimum cluster configuration components, Minimum Hardware Requirements
network hardware, Cluster Hardware Components
no single point of failure configuration, Minimum Hardware Requirements
power controller connection, configuring, Configuring Fence Devices
Red Hat Cluster Suite DLM RPM selection criteria, Determining RPMs To Install
Red Hat Cluster Suite GULM RPM selection criteria, Determining RPMs To Install
Red Hat GFS RPM selection criteria, Determining RPMs To Install
service status, Displaying Cluster and Service Status
shared disk storage hardware, Cluster Hardware Components
UPS system hardware, Cluster Hardware Components
terminal server, Minimum Hardware Requirements
troubleshooting
diagnosing and correcting problems in a cluster, Diagnosing and Correcting Problems in a Cluster

U

UPS system hardware table, Cluster Hardware Components
UPS systems
configuring, Configuring UPS Systems

W

watchdog timers
hardware-based, Choosing the Type of Fence Device
software-based, Choosing the Type of Fence Device
weighted least connections
see job scheduling, LVS
weighted round robin
see job scheduling, LVS