Managing HP Serviceguard for Linux, Sixth Edition, August 2006

Index
343
shared disks
planning
, 93
shutdown and startup
defined for applications
, 299
single point of failure
avoiding, 18
single-node operation, 176, 261
SNA applications, 312
software failure
Serviceguard behavior, 26
software planning
LVM
, 98
solving problems, 279
SPU information
planning
, 90
standby LAN interfaces
defined, 27
starting a package, 251
startup and shutdown
defined for applications
, 299
startup of cluster
manual
, 39
state
of cluster and package
, 213
stationary IP addresses, 68
STATIONARY_IP
parameter in cluster manager
configuration
, 103
status
of cluster and package
, 213
package IP address, 274
system log file, 275
stopping a cluster, 246
SUBNET
array variable in package control script
, 116
in sample ASCII package configuration file,
182
in sample package control script, 191
parameter in package configuration, 113
subnet
hardware planning
, 90, 97
parameter in package configuration, 113
supported disks in Serviceguard, 28
supported networks in Serviceguard, 27
switching
ARP messages after switching, 74
local interface switching, 70
remote system switching, 74
switching IP addresses, 47, 48, 74
system log, 267
system log file
troubleshooting
, 275
system message
changing for clusters, 176
T
tasks in Serviceguard configuration
figure
, 23
template
ASCII cluster configuration file
, 162
ASCII package configuration file, 182
testing
cluster manager
, 265
package manager, 264
testing cluster operation, 264
TOC
when a node fails
, 81
traffic type
LAN hardware planning, 91
troubleshooting
approaches
, 273
monitoring hardware, 267
replacing disks, 268
reviewing control scripts, 277
reviewing package IP addresses, 274
reviewing system log file, 275
using cmquerycl and cmcheckconf, 278
troubleshooting your cluster, 263
typical cluster after failover
figure
, 20
typical cluster configuration
figure
, 18
U
uname(2)
, 309
understanding network components in
Serviceguard
, 27
unmount count, 115, 116
UPS
in power planning
, 96
power supply, 30
use of the cluster lock, 41, 42
V
verifying cluster configuration
, 170
verifying the cluster and package
configuration
, 204, 205
VG
in sample package control script, 191
vgcfgbackup
and cluster lock data
, 160