Managing HP Serviceguard for Linux, Seventh Edition, July 2007

Index
371
designing applications to run on multiple
systems
, 327
disk
data
, 29
interfaces, 29
root, 29
sample configurations, 30
disk I/O
hardware planning
, 97
disk layout
planning
, 104
disk logical units
hardware planning
, 97
disk monitoring
configuring
, 228
disks
in Serviceguard
, 29
replacing, 288
supported types in Serviceguard, 29
distributing the cluster and package
configuration
, 225, 271
down time
minimizing planned
, 340
dynamic cluster re-formation, 41
E
enclosure for disks
replacing a faulty mechanism
, 288
Ethernet
redundant configuration
, 27
exclusive access
relinquishing via TOC
, 85
expanding the cluster
planning ahead
, 90
expansion
planning for
, 115
explanations
package parameters
, 201
F
failback policy
package configuration file parameter
, 130
used by package manager, 53
FAILBACK_POLICY parameter
in package configuration file
, 130
used by package manager, 53
failover
controlling the speed in applications, 322
defined, 20
failover behavior
in packages
, 56
failover package, 46, 193
failover policy
package configuration parameter
, 129
used by package manager, 50
FAILOVER_POLICY parameter
in package configuration file
, 129
used by package manager, 50
failure
kinds of responses, 84
network communication, 88
response to hardware failures, 86
responses to package and service failures,
87
restarting a service after failure, 87
failures
of applications
, 338
FibreChannel, 29
figures
mirrored disks connected for high
availability
, 30
redundant LANs, 27
Serviceguard software components, 34
tasks in configuring an Serviceguard
cluster
, 24
typical cluster after failover, 20
typical cluster configuration, 18
file locking, 335
file system
in control script
, 133
in package configuration, 132
file system name parameter in package
control script
, 138
file systems
planning
, 104
Filesystem mount retry count, 133
Filesystem unmount count, 133
floating IP address
defined
, 71
floating IP addresses
in Serviceguard packages
, 71
FS, 138
in sample package control script, 267
FS_MOUNT_OPT
in sample package control script
, 267
G
general planning
, 90
gethostbyname
and package IP addresses
, 71