Hitachi G1500 - Page 183

Serial Attached SCSI (SAS)
A r
eplacement for Fibr
e Channel drives in high-performance applications. See also SCSI.
snapshot
A term used to denote a cop
y of the data and data-le or
ganization on a node in a disk le
system. A snapshot is a replica of the data as it existed at a particular point in time.
SNM2
See Storage Navigator Modular 2.
storage area network (SAN)
A network of shared storage devices that contain disks for storing data.
Storage Navigator Modular 2
A multi-featured scalable storage management application that is used to congure and
manage the storage functions of Hitachi storage systems.
striping
A way of writing data across drive spindles.
target
The receiving end of an iSCSI conversation, typically a device such as a disk drive.
URL
Uniform Resource Locator
world wide name
A unique identier that identies a particular bre channel target.
zoning
A logical separation of trac between host and resources. By breaking up into zones,
processing activity is distributed evenly.
Glossary
Hitachi Virtual Storage Platform G1000, G1500, and VSP F1500 Hardware Guide 183