Managing HP Serviceguard for Linux, Sixth Edition, August 2006

Index
336
cluster coordinator
defined
, 38
cluster lock
4 or more nodes
, 43
and power supplies, 30
storing configuration data, 160
two nodes, 41, 42
use in re-forming a cluster, 41, 42
cluster manager
automatic restart of cluster
, 40
blank planning worksheet, 330
cluster node parameter, 101, 102
defined, 38
dynamic re-formation, 40
heartbeat interval parameter, 103
heartbeat subnet parameter, 102
initial configuration of the cluster, 38
main functions, 38
maximum configured packages parameter,
105
monitored non-heartbeat subnet, 103
network polling interval parameter, 105
node timeout parameter, 104
planning the configuration, 101
testing, 265
cluster node
parameter in cluster manager
configuration
, 101, 102
cluster parameters
initial configuration
, 38
cluster startup
manual
, 39
CLUSTER_NAME (cluster name)
in sample configuration file
, 165
cmapplyconf, 247
cmcheckconf, 170, 204
troubleshooting, 278
cmdeleteconf
deleting a package configuration
, 256
deleting the cluster configuration, 177
cmhaltnode, 213
cmmodnet
assigning IP addresses in control scripts
, 68
cmmodpkg, 215
cmquerycl
troubleshooting
, 278
cmscancl, 273
cmviewcl, 216
CONCURRENT_FSCK_OPERATIONS
parameter in package control script
, 116
CONCURRENT_MOUNT_OPERATIONS
parameter in package control script, 116
configuration
ASCII cluster configuration file template
,
162
ASCII package configuration file template,
182
basic tasks and steps, 23
cluster planning, 99
of the cluster, 38
package, 179
package planning, 107
service, 179
configuration file
for cluster manager
, 38
troubleshooting, 277
configuring packages and their services, 179
control script
adding customer defined functions
, 202
creating with commands, 188
in package configuration, 188
pathname parameter in package
configuration
, 111
troubleshooting, 277
controlling the speed of application failover,
300
creating the package configuration, 181
customer defined functions
adding to the control script
, 202
D
data
disks
, 28
data congestion, 39
deciding when and where to run packages, 46
deleting a package configuration
using cmdeleteconf, 256
deleting a package from a running cluster,
256
deleting the cluster configuration
using cmdeleteconf
, 177
designing applications to run on multiple
systems
, 305
disk
data
, 28
interfaces, 28
root, 28
sample configurations, 29
disk I/O
hardware planning
, 93