Managing HP Serviceguard A.12.00.00 for Linux, June 2014

hardware planning, 80, 81
I/O slots
hardware planning, 79, 80
identifying cluster-aware volume groups, 168
Installing Serviceguard, 143
installing software
quorum server, 153
integrating HA applications with Serviceguard, 295
introduction
Serviceguard at a glance, 19
understanding Serviceguard hardware, 25
understanding Serviceguard software, 31
IP address
adding and deleting in packages, 61
for nodes and packages, 60
hardware planning, 80, 83
portable, 60
reviewing for packages, 274
switching, 43, 44, 67
IP_MONITOR
defined, 101
iSCSI, 29
J
JFS, 285
K
kernel
hang, and TOC, 73
safety timer, 32
kernel consistency
in cluster configuration, 148
kernel interrupts
and possible TOC, 98
L
LAN
heartbeat, 37
interface name, 80, 83
LAN failure
Serviceguard behavior, 25
LAN interfaces
primary and secondary, 25
LAN planning
host IP address, 80, 83
traffic type, 80
Launching Monitoring Scripts, 311
link-level addresses, 288
load sharing with IP addresses, 61
local switching, 61
lock
cluster locks and power supplies, 30
use of the cluster lock, 39
use of the cluster lock disk, 38
lock volume group, reconfiguring, 239
logical volumes
creating for a cluster, 162
creating the infrastructure, 153, 161
planning, 83
LVM
commands for cluster use, 153
disks, 29
planning, 83
M
MAC addresses, 288
managing the cluster and nodes, 223
manual cluster startup, 37
MAX_CONFIGURED_PACKAGES
parameter in cluster manager configuration, 103
maximum number of nodes, 25
MEMBER_TIMEOUT
and safety timer, 32
configuring, 98
defined, 97
maximum and minimum values , 97
membership change
reasons for, 38
memory capacity
hardware planning, 79
memory requirements
lockable memory for Serviceguard, 77
minimizing planned down time, 292
mirrored disks connected for high availability
figure, 30
monitor cluster with Serviceguard commands, 175
monitored non-heartbeat subnet
parameter in cluster configuration, 95
monitored resource failure
Serviceguard behavior, 25
monitoring disks, 209
monitoring hardware, 270
Monitoring script
launching, 311
template, sample, 313
Monitoring Script for Generic Resources, 311
moving a package, 231
multi-node package, 42, 179
multiple systems
designing applications for, 287
N
name resolution services, 147
network
adding and deleting package IP addresses, 61
load sharing with IP addresses, 61
local interface switching, 61
OTS/9000 support, 309
redundancy, 26
remote system switching, 67
network communication failure, 76
network components
in Serviceguard, 25
network manager
adding and deleting package IP addresses, 61
main functions, 59
network planning
subnet, 80, 83
322 Index