Managing Serviceguard Seventeenth Edition, First Reprint December 2009

configuring with commands, 220
redundancy of components, 37
Serviceguard, 30
typical configuration, 29
understanding components, 37
cluster administration, 311
solving problems, 379
cluster and package maintenance, 297
cluster configuration
creating with SAM or Commands, 219
file on all nodes, 59
identifying cluster lock volume group, 222
identifying cluster-aware volume groups, 227
planning, 134
planning worksheet, 162
sample diagram, 123
verifying the cluster configuration, 234
cluster configuration file
Autostart Delay parameter (AUTO_START_TIMEOUT), 156
cluster coordinator
defined, 59
cluster lock, 62
4 or more nodes, 66
and cluster re-formation time, 130
and cluster reformation, example, 117
and power supplies, 49
backup up lock data, 206
dual lock disk, 64
identifying in configuration file, 222, 224
migrating device file names, 329
migrating disks to agile addressing, 417
no locks, 66
single lock disk, 64
storing configuration data, 236
two nodes, 63
updating configuration, 329
use in re-forming a cluster, 63
cluster manager
automatic restart of cluster, 61
blank planning worksheet, 435
cluster node parameter, 139
cluster volume group parameter, 162
defined, 59
dynamic re-formation, 61
heartbeat subnet parameter, 147
initial configuration of the cluster, 59
main functions, 59
member timeout parameter, 156
monitored non-heartbeat subnet, 151
network polling interval parameter, 157
physical lock volume parameter, 141
planning the configuration, 139
quorum server parameter, 142, 143
quorum server polling interval parameter, 143
quorum server timeout extension parameter, 143
testing, 366
cluster node
parameter in cluster manager configuration, 139
cluster parameters
initial configuration, 59
cluster re-formation
scenario, 117
cluster re-formation time, 130
cluster startup
manual, 61
cluster volume group
creating physical volumes, 211
parameter in cluster manager configuration, 162
cluster with high availability disk array
figure, 48, 49
clusters
active/standby type, 50
larger size, 50
cmapplyconf, 235, 348
cmassistd daemon, 54
cmcheckconf, 234, 293, 347
troubleshooting, 378
cmclconfd daemon, 54, 55
cmcld daemon, 54
and node TOC, 55
and safety timer, 55
functions, 55
cmclnodelist bootstrap file, 197
cmdeleteconf
deleting a package configuration, 353
deleting the cluster configuration, 253
cmfileassistd daemon, 54, 56
cmlogd daemon, 54, 56
cmlvmd daemon, 54, 56
cmmodnet
assigning IP addresses in control scripts, 90
cmnetassist daemon, 57
cmnetassistd daemon, 54
cmomd daemon, 54, 56
cmquerycl
troubleshooting, 378
cmserviced daemon, 57
cmsnmpd daemon, 54
cmvxd daemon, 54
cmvxd for CVM and CFS, 59
cmvxping for CVM and CFS, 59
cmvxpingd daemon, 55
configuration
basic tasks and steps, 35
cluster planning, 134
of the cluster, 59
package, 255
package planning, 162
service, 255
configuration file
for cluster manager, 59
troubleshooting, 377
Configuration synchronization with DSAU, 34
CONFIGURED_IO_TIMEOUT_EXTENSION
460 Index