Managing Serviceguard A.11.20, March 2013

planning for cluster expansion, 97
planning worksheets
blanks, 375
point of failure
in networking, 29
point to point connections to storage devices, 38
POLLING_TARGET
defined, 129
ports
dual and single aggregated, 79
power planning
power sources, 102
worksheet, 103
power supplies
blank planning worksheet, 375
power supply
and cluster lock, 37
blank planning worksheet, 375
UPS for OPS on HP-UX, 37
PR keys
Distribution, 92
Predictive monitoring, 330
primary LAN interfaces
defined, 28
primary network interface, 28
primary node, 22
pvcreate
creating a root mirror with, 177
PVG-strict mirroring
creating volume groups with, 183
Q
qs daemon, 41
QS_ADDR
parameter in cluster manager configuration, 116
QS_HOST
parameter in cluster manager configuration, 116
QS_POLLING_INTERVAL
parameter in cluster manager configuration, 117
QS_TIMEOUT_EXTENSION
parameter in cluster manager configuration, 117
quorum
and cluster reformation, 94
quorum server
and safety timer, 41
blank planning worksheet, 376
installing, 181
parameters in cluster manager configuration, 116, 117
planning, 104
status and state, 270
use in re-forming a cluster, 49
worksheet, 104
R
RAID
for data protection, 33
raw volumes, 349
re-formation
of cluster, 46
re-formation time, 104
README
for database toolkits, 346
reconfiguring a package
while the cluster is running, 316
reconfiguring a package with the cluster offline, 317
reconfiguring a running cluster, 301
reconfiguring the entire cluster, 300
reconfiguring the lock volume group, 300
recovery time, 108
redundancy
in networking, 29
of cluster components, 27
redundancy in network interfaces, 28
redundant Ethernet configuration, 29
redundant LANS
figure, 29
redundant networks
for heartbeat, 22
relocatable IP address
defined, 68
relocatable IP addresses, 69
in Serviceguard, 69
remote switching, 74
removing nodes from operation in a running cluster, 283
removing packages on a running cluster, 264
Removing Serviceguard from a system, 326
replacing disks, 330
resources
disks, 32
responses
to cluster events, 325
to package and service failures, 95
responses to failures, 93
responses to hardware failures, 94
restart
automatic restart of cluster, 46
following failure, 96
restartable transactions, 350
restarting the cluster automatically, 283
restoring client connections in applications, 356
rolling software upgrades, 363
example, 369
steps, 366
rolling software upgrades (DRD)
steps, 368
rolling upgrade
limitations, 366
root mirror
creating with LVM, 177
rotating standby
configuring with failover policies, 54
setting package policies, 54
RUN_SCRIPT
parameter in package configuration, 257
RUN_SCRIPT_TIMEOUT (run script timeout)
parameter in package configuration, 257
running cluster
adding or removing packages , 264
411