Managing Serviceguard 14th Edition, June 2007

527
L
LAN
Critical Resource Analysis (CRA)
, 358
heartbeat, 62
interface name, 136, 146
planning information, 136
LAN CRA (Critical Resource Analysis), 358
LAN failure
Serviceguard behavior
, 36
LAN interfaces
monitoring with network manager
, 100
primary and secondary, 38
LAN planning
host IP address
, 136, 146
traffic type, 136
LANs, standby
and safety timer, 57
larger clusters, 49
legacy DSFs
defined
, 112
legacy package, 363
link-level addresses, 445
LLT for CVM and CFS, 60
load balancing
HP-UX and Veritas DMP
, 43
load sharing with IP addresses, 99
local switching, 101
parameter in package configuration, 187
LOCAL_LAN_FAILOVER_ALLOWED
parameter in package configuration
, 187
lock
cluster locks and power supplies
, 48
use of the cluster lock disk, 66
use of the quorum server, 69
lock disk
4 or more nodes
, 66
specifying, 235
lock volume group
identifying in configuration file
, 235
planning, 144, 154
lock volume group, reconfiguring, 350
logical volumes
blank planning worksheet
, 485
creating for a cluster, 224, 231, 260
creating the infrastructure, 222, 228
planning, 148
worksheet, 149, 152
lssf
using to obtain a list of disks, 223
LV
in sample package control script
, 369
lvextend
creating a root mirror with
, 212
LVM, 117
commands for cluster use, 222
creating a root mirror, 211
disks, 41
migrating to VxVM, 495
planning, 148
setting up volume groups on another node,
225
LVM configuration
worksheet
, 149, 152
M
MAC addresses
, 445
managing the cluster and nodes, 336
manual cluster startup, 64
MAX_CONFIGURED_PACKAGES
parameter in cluster manager
configuration
, 161
maximum number of nodes, 36
membership change
reasons for, 64
memory capacity
hardware planning, 135
memory requirements
lockable memory for Serviceguard, 132
minimizing planned down time, 454
mirror copies of data
protection against disk failure
, 27
MirrorDisk/UX, 42
mirrored disks connected for high
availability
figure
, 45
mirroring
disks
, 42
mirroring disks, 42
mkboot
creating a root mirror with
, 212
modular package, 271
monitor cluster with Serviceguard
commands
, 264
monitor clusters with Serviceguard
Manager
, 264
monitored non-heartbeat subnet
parameter in cluster manager
configuration
, 158
monitored resource failure
Serviceguard behavior
, 36
monitoring hardware, 389