Compaq StorageWorks Data Replication Manager HSG80 ACS Version 8.5P Operations Guide

I–2 Compaq StorageWorks Data Replication Manager HSG80 ACS Version 8.5P Operations Guide
changing prompt at target site
4–10
configuring at the initiator site
4–22
configuring at the target site
4–7
failure
6–5
failure of one dual redundant member
6–6
forced errors during copy
6–2
operating characteristics
6–2
read errors during copy
6–2
setting fabric topology at initiator site
4–27
setting fabric topology at target site
4–12
setting mirrored write-back cache
4–11
setting up
4–7
status comparison
5–15
controller
“this” and “other” defined
xiv
D
data block I–3
Data Replication Manager
component failures
6–5
components
1–5
configuring
4–1
defined
4–2
enabling at initiator site
4–28
enabling at target site
4–12
managing
5–2
required hardware and software
1–10
switch settings
2–11
troubleshooting
6–1
Devices
configuring at initiator site
4–28
configuring at target site
4–13
Disaster Tolerance
configuring overview
4–5
defined
2–2
failure modes in normal operation
6–7
failure notification
6–5
Disk Administrator
4–42
Disk drives
1–2, 1–4
Documentation, related
xv
Documenting your configuration
4–43
DT. See Disaster Tolerance
Dual redundancy
6–3
failure of one member
6–6
dual-redundant controllers
definition
I–4
E
ECB. See External Cache Battery
Electrostatic discharge precautions
xii
EMU. See Environmental Monitoring Unit
Environmental Monitoring Unit
1–3
Error mode
failsafe
2–6
normal
2–6
ESA12000 cabinet
1–2, 1–3, 1–4, 1–5, 1–6
Ethernet
3–2
Event Log
4–9, 4–11, 4–13, 4–24, 4–26, 4–28
External Cache Battery
1–3
F
Fabric topology 4–12, 4–27
Failback
dual redundancy
6–3
failback procedures
5–4
full failback procedure
5–15
new hardware failback procedure
5–24
simple failback procedure
5–10
failback - definition
I–5
failedset - definition
I–5
Failover
defined
5–3
failure at target site after failover
6–9
planned
2–10
planned failover procedure
5–7
scenarios
5–3
unplanned
2–10
unplanned failover procedure
5–13
failover
definition
I–5
Failover mode. See Multiple bus failover
Failsafe
4–34
lock management
6–3
locked condition
4–34