User Manual

Glossary
208 Enterprise Virtual Array 3000 User Guide
cable assembly
A fiber optic cable that has connectors installed on one or both ends. General use of these
cable assemblies includes the interconnection of multimode fiber optic cable assemblies with
either LC or SC type connectors.
■ When there is a connector on only one end of the cable, the cable assembly is referred to
as a pigtail.
■ When there is a connector on both ends of the cable, the cable assembly is referred to as a
jumper.
CAC
Corrective Action Code. An Command View EVA graphical user interface (GUI) display
component that defines the action required to correct a problem.
cache
High-speed memory that sets aside data as an intermediate data buffer between a host and the
storage media. The purpose of cache is to improve performance.
See also read cache, write cache, and mirrored cache.
cache battery
A rechargeable unit mounted within a controller enclosure that supplies back-up power to the
cache module in case of primary power shortage.
cache battery LED
1.An orange light emitting diode (LED) that illuminates on the controller operator
control panel (OCP) to define the status of the HSV Controller cache batteries.
2.An amber status LED that illuminates on a cache battery. When illuminated, it
indicates that one or more cache battery cells have failed and the battery must be replaced
with a new battery.
carrier
A drive-enclosure-compatible assembly containing a disk drive or other storage devices.
client
A software program that uses the services of another software program. The Command View
EVA client is a standard internet browser.
clone
See Virtual Disk Copy