Managing HP Serviceguard for Linux, Sixth Edition, August 2006

Index
337
disk layout
planning
, 98
disk logical units
hardware planning
, 93
disks
in Serviceguard, 28
replacing, 268
supported types in Serviceguard, 28
distributing the cluster and package
configuration
, 204, 205
down time
minimizing planned
, 318
dynamic cluster re-formation, 40
E
enclosure for disks
replacing a faulty mechanism
, 268
Ethernet
redundant configuration
, 27
expanding the cluster
planning ahead, 88
expansion
planning for
, 109
F
failback policy
package configuration file parameter
, 110
used by package manager, 52
FAILBACK_POLICY parameter
in package configuration file
, 110
used by package manager, 52
failover
controlling the speed in applications, 300
defined, 20
failover behavior
in packages
, 55
failover policy
package configuration parameter, 109
used by package manager, 49
FAILOVER_POLICY parameter
in package configuration file
, 109
used by package manager, 49
failure
kinds of responses
, 81
network communication, 83
response to hardware failures, 82
responses to package and service failures,
83
restarting a service after failure, 83
failures
of applications
, 316
FibreChannel, 28
figures
mirrored disks connected for high
availability
, 29
redundant LANs, 27
sample cluster configuration, 89
Serviceguard software components, 32
tasks in configuring an Serviceguard
cluster
, 23
typical cluster after failover, 20
typical cluster configuration, 18
file locking, 313
file system
in control script
, 114
file system name parameter in package
control script, 115
file system type parameter in package control
script
, 115
file systems
planning
, 98
Filesystem mount retry count, 116
Filesystem unmount count, 115, 116
floating IP address
defined
, 68
floating IP addresses
in Serviceguard packages, 68
FS, 115
in sample package control script, 191
FS_MOUNT_OPT
in sample package control script, 191
FS_TYPE, 115
G
general planning
, 87
gethostbyname
and package IP addresses, 68
gethostbyname(), 308
H
HA NFS server parameter in package control
script
, 117
HA_NFS_SERVER, 117
HALT_SCRIPT
in sample ASCII package configuration file
,
182
parameter in package configuration, 111
HALT_SCRIPT_TIMEOUT (halt script
timeout)