HP StorageWorks XP12000 Disk Array owner's guide (AE002-96029, October 2006)

Data integrity and high availability

To provide the highest levels of data integrity and availability, the HP StorageWorks XP

Disk Array family uses RAID technologies and redundant hardware throughout the disk

arrays, including:

• RA ID1, RAID5

, RAID6 (mixing RAID levels is allowed)

• Mirrored write cache

• Dual channel adapters (CHAs) and array control processors (ACPs)

• Dual and co

ncurrently active data and control paths through the array

• Split power domains on internal data paths

• Hot-pluggable boards

• Hot-plug

gable fans, power supplies, and controllers

• Online upgradable ﬁrmw are

The following features and products help ensure the disk array meets your requirements

for high availability:

• Capability to “phone home” to the multidisciplinary HP Storage Technology Center

(STC ).

See HP StorageWorks Continuous Track XP.

• Capability to “phone home” to the multidisciplinary HP Storage Technology Center

(STC) using H P StorageWorks Continuous Track XP

• Advan

ced remote diagnostics

• Full solution (host-SAN-storage) support

• Full software and solution integration enabled by HP software products. See

“Chapter 4 Software” for details.

Overview