HP StorageWorks HSG80 Array Controller V8.7 Maintenance And Service Manual page 178

Glossary
storage array subsystem
See storage subsystem
storage subsystem
The controllers, storage devices, shelves, cables, and power supplies used to form a mass
storage subsystem.
storage unit
The general term that refers to storagesets, single-disk units, and all other storage devices that
are installed in your subsystem and accessed by the host. A storage unit can be any entity that
is capable of storing data, whether it is a physical device or a group of physical devices. See
also container.
storageset
(1) A group of devices configured with RAID techniques to operate as a single container. (2)
Any collection of containers, such as stripesets, mirrorsets, striped mirrorsets, and RAIDsets.
StorageWorks
A family of modular data storage products that allows customers to design and configure their
own storage subsystems. Components include power, packaging, cabling, devices, controllers,
and software. Customers can integrate devices and array controllers in StorageWorks
enclosures to form storage subsystems. StorageWorks systems include integrated devices and
array controllers to form storage subsystems.
stripe
The data divided into blocks and written across two or more member disks in an array.
striped mirrorset
See RAID level 0+1
stripeset
See RAID level 0
tape
A storage device supporting sequential access to variable sized data records.
target
(1) A SCSI device that performs an operation requested by an initiator. (2) Designates the
target identification (ID) number of the device.
target ID number
The address a bus initiator uses to connect with a bus target. Each bus target is assigned a
unique target address.
"this controller"
The controller that is serving your current CLI session through a local or remote terminal. See
also "other controller."
Glossary–12 HSG80 Array Controller V8.7 Maintenance and Service Guide