Managing HP Serviceguard A.11.20.00 for Linux, June 2012

Index
A
Access Control Policies, 143
active node, 18
adding a package to a running cluster, 218
adding cluster nodes
advance planning, 119
adding nodes to a running cluster, 190
adding packages on a running cluster, 179
administration
adding nodes to a running cluster, 190
halting a package, 196
halting the entire cluster, 191
moving a package, 197
of packages and services, 195
of the cluster, 189
reconfiguring a package while the cluster is running,
217
reconfiguring a package with the cluster offline, 218
reconfiguring the cluster, 205
removing nodes from operation in a running cluster,
191
responding to cluster events, 223
reviewing configuration files, 232
starting a package, 196
troubleshooting, 230
adoptive node, 18
applications
automating, 239
checklist of steps for integrating with Serviceguard, 250
handling failures, 247
writing HA services for networks, 240
ARP messages
after switching, 62
AUTO_START
effect of default value, 67
AUTO_START_TIMEOUT
parameter in the cluster configuration file, 88
AUTO_START_TIMEOUT (autostart delay)
parameter in cluster manager configuration, 88
automatic failback
configuring with failover policies, 42
automatic restart of cluster, 31
automatically restarting the cluster, 191
automating application operation, 239
autostart delay
parameter in the cluster configuration file, 88
autostart for clusters
setting up, 150
B
binding
in network applications, 245
bridged net
defined, 21
broadcast storm
and possible TOC, 87
building a cluster
identifying heartbeat subnets, 142
identifying quorum server, 140
logical volume infrastructure, 130
verifying the cluster configuration, 148
bus type
hardware planning, 73
C
CAPACITY_NAME
defined, 85
CAPACITY_VALUE
definedr, 85
changes in cluster membership, 32
changes to cluster allowed while the cluster is running,
205
changes to packages allowed while the cluster is running,
220
checkpoints, 242
client connections
restoring in applications, 246
cluster
configuring with commands, 138
redundancy of components, 21
Serviceguard, 17
typical configuration, 17
understanding components, 21
cluster administration, 189
solving problems, 233
cluster and package maintenance, 180
cluster configuration
file on all nodes, 31
identifying cluster-aware volume groups, 142
planning, 76
planning worksheet, 92
verifying the cluster configuration, 148
cluster configuration file
Autostart Delay parameter (AUTO_START_TIMEOUT),
88
cluster coordinator
defined, 30
cluster lock
4 or more nodes, 34
and cluster reformation, example, 67
and power supplies, 26
identifying in configuration file, 140
no lock, 34
two nodes, 33
use in re-forming a cluster, 33
cluster manager
automatic restart of cluster, 31
blank planning worksheet, 255
cluster node parameter, 80, 81, 82
defined, 30
dynamic re-formation, 32
273