Managing HP Serviceguard A.11.20.00 for Linux, June 2012

heartbeat subnet parameter, 83
initial configuration of the cluster, 30
main functions, 30
maximum configured packages parameter, 92
member timeout parameter, 87
monitored non-heartbeat subnet, 85
network polling interval parameter, 88, 92
planning the configuration, 80
quorum server parameter, 81
testing, 226
cluster node
parameter in cluster manager configuration, 80, 81,
82
cluster parameters
initial configuration, 30
cluster re-formation
scenario, 67
cluster startup
manual, 31
cmapplyconf, 205, 215
cmapplyconf command, 178
cmcheckconf, 148, 178, 215
troubleshooting, 232
cmcheckconf command, 178
cmcld daemon
and node reboot, 28
and node TOC, 28
and safety timer, 28
cmclnodelist bootstrap file, 122
cmdeleteconf
deleting a package configuration, 219
deleting the cluster configuration, 152
cmmakepkg
examples, 174
cmmodnet
assigning IP addresses in control scripts, 54
cmnetassist daemon, 29
cmnetd daemon, 27
cmquerycl
troubleshooting, 232
cmsnmpd daemon, 28
configuration
basic tasks and steps, 20
cluster planning, 76
of the cluster, 30
package, 153
package planning, 92
service, 153
configuration file
for cluster manager, 31
troubleshooting, 232
CONFIGURED_IO_TIMEOUT_EXTENSION
defined, 89
configuring packages and their services, 153
control script
adding customer defined functions, 213
in package configuration, 212
pathname parameter in package configuration, 174
support for additional productss, 214
troubleshooting, 232
controlling the speed of application failover, 240
creating the package configuration, 210
customer defined functions
adding to the control script, 213
D
data
disks, 25
data congestion, 31
deciding when and where to run packages, 36
deleting a package configuration
using cmdeleteconf, 219
deleting a package from a running cluster, 219
deleting nodes while the cluster is running, 206
deleting the cluster configuration
using cmdeleteconf, 152
dependencies
configuring, 100
designing applications to run on multiple systems, 243
disk
data, 25
interfaces, 25
root, 25
sample configurations, 25
disk I/O
hardware planning, 73
disk layout
planning, 76
disk logical units
hardware planning, 73
disk monitoring
configuring, 179
disks
in Serviceguard, 25
replacing, 227
supported types in Serviceguard, 25
distributing the cluster and package configuration, 178,
214, 215
DNS services, 125
down time
minimizing planned, 248
dynamic cluster re-formation, 32
E
enclosure for disks
replacing a faulty mechanism, 227
Ethernet
redundant configuration, 22
exclusive access
relinquishing via TOC, 67
expanding the cluster
planning ahead, 70
expansion
planning for, 95
explanations
package parameters, 158
274 Index