Understanding and Designing Serviceguard Disaster Recovery Architectures

Index
A
asynchronous data replication, 10
C
cluster
extended distance, 48, 52, 53
cluster maintenance, 19
configuring, 15
disaster recovery Ethernet networks, 15
disaster recovery WAN, 16
consistency of data, 9
currency of data, 9
D
data center, 7
data consistency, 9
data currency, 9
data recoverability, 9
data replication, 9
ideal, 13
logical, 12
offline, 9
online, 10
physical, 10
synchronous or asynchronous, 10
Data Replication Storage Failover Preview, 53
disaster recovery
automating, 18
evaluating need, 6
services, 18
E
evaluating need for Disaster Recovery, 6
extended distance cluster
benefits, 52
definition, 48
extended distance cluster for RAC
benefits, 53
definition, 48
G
geographic dispersion of nodes, 9
L
logical data replication, 12
M
multiple points of failure, 7
N
networks
disaster recovery Ethernet, 15
disaster recovery WAN, 16
O
offline data replication, 9
online data replication, 10
operations staff
general guidelines, 19
P
physical data replication, 10
power sources
redundant, 14
R
RAC cluster
extended distance, 48
extended distance for RAC, 48
recoverability of data, 9
redundant power sources, 14
replicating data, 9
off-line, 9
online, 10
rolling disaster, 19
rolling disasters, 18
S
Serviceguard, 6
synchronous data replication, 10
W
WAN configuration, 16
80 Index