Managing Serviceguard 11th Edition, Version A.11.16, Second Printing June 2004

444
heartbeat messages
, 24
defined, 62
heartbeat subnet address
parameter in cluster manager
configuration
, 149
HEARTBEAT_INTERVAL
in sample configuration file
, 216
HEARTBEAT_INTERVAL (heartbeat
timeout)
parameter in cluster manager
configuration
, 151
HEARTBEAT_IP
in sample configuration file, 216
parameter in cluster manager
configuration
, 149
high availability, 24
HA cluster defined, 36
objectives in planning, 125
host IP address
hardware planning, 129, 139, 140
host name
hardware planning, 128
how the cluster manager works, 62
how the network manager works, 96
HP, 112
HP Predictive monitoring
in troubleshooting
, 324
I
I/O bus addresses
hardware planning
, 133
I/O slots
hardware planning
, 128, 133
identifying cluster-aware volume groups, 223
in-line terminator
permitting online hardware maintenance
,
326
installing software
MC/LockManager
, 198
quorum server, 196
integrating HA applications with
MC/ServiceGuard
, 387
internet
toolkits
, 363
introduction
MC/ServiceGuard at a glance
, 24
understanding MC/ServiceGuard
hardware
, 35
understanding MC/ServiceGuard software,
57
IP
in sample package control script
, 258
IP address array variable in package
control script
, 174
IP address
adding and deleting in packages
, 97
for nodes and packages, 96
hardware planning, 129, 139, 140
portable, 96
reviewing for packages, 335
switching, 73, 74, 103
J
JFS
, 369
K
kernel consistency
in cluster configuration
, 186, 187, 193
L
LAN
heartbeat
, 62
interface name, 129, 139
planning information, 128
LAN failure
MC/ServiceGuard behavior, 36
LAN interfaces
monitoring with network manager
, 97
primary and secondary, 38
LAN planning
host IP address
, 129, 139, 140
traffic type, 129
larger clusters, 54
link-level addresses, 375
load sharing with IP addresses, 97
local switching, 99
parameter in package configuration, 163
LOCAL_LAN_FAILOVER_ALLOWED
in sample ASCII package configuration file
,
246
parameter in package configuration, 163
lock