Managing Serviceguard 11th Edition, Version A.11.16, Second Printing June 2004

440
verifying the cluster configuration
, 225
VxVM infrastructure, 209
bus type
hardware planning
, 133
C
changes in cluster membership
, 64
changes to cluster allowed while the cluster
is running
, 302
changes to packages allowed while the
cluster is running
, 313
changing the volume group configuration
while the cluster is running, 307
checkpoints, 371
client connections
restoring in applications, 380
cluster
configuring with commands, 215
MC/ServiceGuard, 24
redundancy of components, 36
typical configuration, 23
understanding components, 36
cluster administration, 292
solving problems, 342
cluster and package maintenance, 275
cluster configuration
creating with SAM or Commands
, 214
file on all nodes, 62
identifying cluster lock volume group, 221
identifying cluster-aware volume groups,
223
planning, 146
planning worksheet, 155
sample diagram, 127
verifying the cluster configuration, 225
cluster configuration file, 216
Autostart Delay parameter
(AUTO_START_TIMEOUT)
, 152
cluster coordinator
defined
, 62
cluster lock
4 or more nodes
, 69
and cluster re-formation time, 147
and power supplies, 53
backup up lock data, 192
dual lock disk, 68
identifying in configuration file, 221, 222
no locks, 69
single lock disk, 67
storing configuration data, 228
two nodes, 66
use in re-forming a cluster, 66
cluster manager
automatic restart of cluster
, 64
blank planning worksheet, 408
cluster node parameter, 148, 149
cluster volume group parameter, 153
defined, 62
dynamic re-formation, 64
heartbeat interval parameter, 151
heartbeat subnet parameter, 149
initial configuration of the cluster, 62
main functions, 62
maximum configured packages parameter,
153
monitored non-heartbeat subnet, 150
network polling interval parameter, 152
node timeout parameter, 151
physical lock volume parameter, 149
planning the configuration, 148
quorum server parameter, 148
quorum server polling interval parameter,
148
quorum server timeout extension
parameter
, 148
serial device file parameter, 151
testing, 321
cluster node
parameter in cluster manager
configuration
, 148, 149
startup and shutdown OPS instances, 257
cluster parameters
initial configuration, 62
cluster re-formation time, 147
cluster startup
manual
, 64
cluster volume group
creating physical volumes
, 201
parameter in cluster manager
configuration
, 153
cluster with high availability disk array
figure
, 49, 50
CLUSTER_NAME (cluster name)