Managing HP Serviceguard for Linux, Seventh Edition, July 2007

Index
372
gethostbyname()
, 330
H
HALT_SCRIPT
parameter in package configuration
, 138
HALT_SCRIPT_TIMEOUT (halt script
timeout)
parameter in package configuration
, 138
halting a cluster, 246
halting a package, 248
halting the entire cluster, 246
handling application failures, 338
hardware
monitoring
, 287
power supplies, 31
hardware failures
response to, 86
hardware planning
blank planning worksheet, 347
Disk I/O Bus Type, 97
disk I/O information for shared disks, 97
host IP address, 93, 102, 103
host name, 92
I/O bus addresses, 97
I/O slot numbers, 97
LAN interface name, 93, 102
LAN traffic type, 93
memory capacity, 92
number of I/O slots, 92
planning the configuration, 92
S800 series number, 92
SPU information, 92
subnet, 93, 102
worksheet, 99
heartbeat interval
parameter in cluster manager
configuration
, 110
heartbeat messages, 19
defined, 39
heartbeat subnet address
parameter in cluster manager
configuration
, 108
HEARTBEAT_INTERVAL
and node TOC
, 84
and NODE_TIMEOUT, 84
HEARTBEAT_INTERVAL (heartbeat
timeout)
parameter in cluster manager
configuration
, 110
HEARTBEAT_IP
parameter in cluster manager
configuration
, 108
high availability, 18
HA cluster defined, 26
objectives in planning, 90
host IP address
hardware planning
, 93, 102, 103
host name
hardware planning
, 92
how the cluster manager works, 39
how the network manager works, 71
I
I/O bus addresses
hardware planning
, 97
I/O slots
hardware planning, 92, 97
installing software
Quorum Server, 151
integrating HA applications with
Serviceguard, 343
introduction
Serviceguard at a glance
, 18
understanding Serviceguard hardware, 25
understanding Serviceguard software, 33
IP
in sample package control script, 267
IP address array variable in package
control script
, 131
IP address
adding and deleting in packages
, 72
for nodes and packages, 71
hardware planning, 93, 102, 103
portable, 71
releasing via TOC, 85
reviewing for packages, 296
switching, 48, 49, 77
J
JFS
, 323
K
kernel
hang, and TOC
, 84
kernel consistency
in cluster configuration
, 146, 147
kernel interrupts
and possible TOC
, 111