Managing HP Serviceguard for Linux, Tenth Edition, September 2012

hardware planning, 94
I/O slots
hardware planning, 92, 94
identifying cluster-aware volume groups, 185
Installing Serviceguard, 156
installing software
quorum server, 169
integrating HA applications with Serviceguard, 320
introduction
Serviceguard at a glance, 19
understanding Serviceguard hardware, 24
understanding Serviceguard software, 32
IP
in sample package control script, 275
IP address
adding and deleting in packages, 70
for nodes and packages, 68
hardware planning, 93, 97
portable, 69
reviewing for packages, 296
switching, 47, 80
IP_MONITOR
defined, 117
J
JFS, 308
K
kernel
hang, and TOC, 86
safety timer, 34
kernel consistency
in cluster configuration, 162
kernel interrupts
and possible TOC, 115
L
LAN
heartbeat, 38
interface name, 93, 97
LAN failure
Serviceguard behavior, 24
LAN interfaces
primary and secondary, 25
LAN planning
host IP address, 93, 97
traffic type, 93
Launching Monitoring Scripts, 341
link-level addresses, 312
load sharing with IP addresses, 70
local switching, 71
lock
cluster locks and power supplies, 31
use of the cluster lock, 41
use of the cluster lock disk, 40
lock volume group, reconfiguring, 264
logical volume parameter in package control script, 225
logical volumes
creating the infrastructure, 169
planning, 97
LV, 225
in sample package control script, 275
LVM
commands for cluster use, 169
disks, 30
planning, 97
M
MAC addresses, 312
managing the cluster and nodes, 243
manual cluster startup, 39
MAX_CONFIGURED_PACKAGES
parameter in cluster manager configuration, 120
maximum number of nodes, 24
MEMBER_TIMEOUT
and safety timer, 34
configuring, 115
defined, 114
maximum and minimum values , 114
membership change
reasons for, 39
memory capacity
hardware planning, 92
memory requirements
lockable memory for Serviceguard, 92
minimizing planned down time, 318
mirrored disks connected for high availability
figure, 31
monitor cluster with Serviceguard commands, 194
monitored non-heartbeat subnet
parameter in cluster configuration, 112
monitored resource failure
Serviceguard behavior, 24
monitoring disks, 231
monitoring hardware, 290
Monitoring script
launching, 341
template, sample, 343
Monitoring Script for Generic Resources, 340
moving a package, 254
multi-node package, 44, 200
multiple systems
designing applications for, 311
N
name resolution services, 161
network
adding and deleting package IP addresses, 70
load sharing with IP addresses, 70
local interface switching, 71
redundancy, 26
remote system switching, 79
350 Index