Managing HP Serviceguard for Linux Ninth Edition, April 2009

defined, 42
dynamic re-formation, 44
heartbeat subnet parameter, 106
initial configuration of the cluster, 42
main functions, 42
maximum configured packages parameter, 118
member timeout parameter, 112
monitored non-heartbeat subnet, 109
network polling interval parameter, 114, 117
planning the configuration, 100
quorum server parameter, 104
testing, 272
cluster node
parameter in cluster manager configuration, 101, 104
cluster parameters
initial configuration, 42
cluster re-formation
scenario, 88
cluster startup
manual, 43
cmapplyconf, 245, 259
cmapplyconf command, 219
cmcheckconf, 182, 219, 258
troubleshooting, 281
cmcheckconf command, 219
cmcld daemon
and node reboot, 39
and node TOC, 39
and safety timer, 39
cmclnodelist bootstrap file, 149
cmdeleteconf
deleting a package configuration, 263
deleting the cluster configuration, 188
cmmakepkg
examples, 214
cmmodnet
assigning IP addresses in control scripts, 72
cmnetassist daemon, 40
cmnetd daemon, 38
cmquerycl
troubleshooting, 281
cmsnmpd daemon, 38
configuration
basic tasks and steps, 28
cluster planning, 100
of the cluster, 42
package, 189
package planning, 118
service, 189
configuration file
for cluster manager, 42
troubleshooting, 280
configuring packages and their services, 189
control script
adding customer defined functions, 257
in package configuration, 255
pathname parameter in package configuration, 213
support for additional productss, 258
troubleshooting, 280
controlling the speed of application failover, 291
creating the package configuration, 252
customer defined functions
adding to the control script, 257
D
data
disks, 34
data congestion, 43
deciding when and where to run packages, 50, 51
deleting a package configuration
using cmdeleteconf, 263
deleting a package from a running cluster, 263
deleting nodes while the cluster is running, 246
deleting the cluster configuration
using cmdeleteconf, 188
dependencies
configuring, 121
designing applications to run on multiple systems, 294
disk
data, 34
interfaces, 35
root, 34
sample configurations, 35
disk I/O
hardware planning, 96
disk layout
planning, 99
disk logical units
hardware planning, 97
disk monitoring
configuring, 220
disks
in Serviceguard, 34
replacing, 273
supported types in Serviceguard, 35
distributing the cluster and package configuration, 219, 258
DNS services, 151
down time
minimizing planned, 301
dynamic cluster re-formation, 44
E
enclosure for disks
replacing a faulty mechanism, 273
Ethernet
redundant configuration, 31
exclusive access
relinquishing via TOC, 89
expanding the cluster
planning ahead, 94
expansion
planning for, 120
explanations
332 Index