Managing Serviceguard Sixteenth Edition, March 2009

package configuration, 159
power, 130
quorum server, 132
SCSI addresses, 127
SPU information, 125
volume groups and physical volumes, 133
worksheets, 129
worksheets for physical volume planning, 423
planning and documenting an HA cluster, 123
planning for cluster expansion, 124
planning worksheets
blanks, 419
point of failure
in networking, 40
point to point connections to storage devices, 51
POLLING_TARGET
defined, 156
ports
dual and single aggregated, 105
power planning
power sources, 130
worksheet, 131
power supplies
blank planning worksheet, 420
power supply
and cluster lock, 49
blank planning worksheet, 421
UPS for OPS on HP-UX, 49
Predictive monitoring, 364
primary LAN interfaces
defined, 38
primary network interface, 38
primary node, 31
pvcreate
creating a root mirror with, 201
PVG-strict mirroring
creating volume groups with, 208
Q
qs daemon, 54
QS_ADDR
parameter in cluster manager configuration, 141
QS_HOST
parameter in cluster manager configuration, 141
QS_POLLING_INTERVAL
parameter in cluster manager configuration, 141
QS_TIMEOUT_EXTENSION
parameter in cluster manager configuration, 142
quorum
and cluster reformation, 118
quorum server
and safety timer, 55
blank planning worksheet, 422
installing, 206
parameters in cluster manager configuration, 141, 142
planning, 132
status and state, 303
use in re-forming a cluster, 65
worksheet, 133
R
RAID
for data protection, 44
raw volumes, 389
re-formation
of cluster, 62
re-formation time, 132
README
for database toolkits, 385
reconfiguring a package
while the cluster is running, 350
reconfiguring a package with the cluster offline, 350
reconfiguring a running cluster, 329
reconfiguring the entire cluster, 328
reconfiguring the lock volume group, 328
recovery time, 137
redundancy
in networking, 40
of cluster components, 37
redundancy in network interfaces, 38
redundant Ethernet configuration, 40
redundant LANS
figure, 40
redundant networks
for heartbeat, 30
relocatable IP address
defined, 91
relocatable IP addresses, 91
in Serviceguard, 91
remote switching, 98
removing nodes from operation in a running cluster, 314
removing packages on a running cluster, 292
Removing Serviceguard from a system, 360
replacing disks, 364
resources
disks, 44
responses
to cluster events, 359
to package and service failures, 120
responses to failures, 118
responses to hardware failures, 119
restart
automatic restart of cluster, 61
following failure, 121
restartable transactions, 390
restarting the cluster automatically, 315
restoring client connections in applications, 397
rolling software upgrades, 407
example, 412
steps, 409
rolling upgrade
limitations, 409
root mirror
creating with LVM, 200
458 Index