HP 6100 HP 4x00/6x00/8x00 Enterprise Virtual Array User Guide (5697-0733, Marc - Page 178

Storage System Name. An HP Command View EVA-assigned, unique 20-character name

Page 178 highlights

SSN storage carrier storage pool storage system Storage System Name switch Storage System Name. An HP Command View EVA-assigned, unique 20-character name that identifies a specific storage system. See carrier. The aggregated blocks of available storage in the total physical disk array. The controllers, storage devices, enclosures, cables, and power supplies and their software. See SSN. An electro-mechanical device that initiates an action or completes a circuit. symbols and numbers 3U A unit of measurement representing three "U" spaces. "U" spacing is used to designate panel or enclosure heights. Three "U" spaces is equivalent to 5.25 inches (133 mm). See also rack-mounting unit. µm A symbol for micrometer; one millionth of a meter. For example, 50 µm is equivalent to 0.000050 m. T TC Termination Code termination event terminator topology transceiver Termination Code. An Enterprise Storage System controller 8-character hexadecimal display that defines a problem causing controller operations to halt. See also IDX and param. See TC. Occurrences that cause the storage system to cease operation. Interconnected elements that form the ends of the transmission lines in the enclosure address bus. An interconnection scheme that allows multiple Fibre Channel ports to communicate. Point-to-point, arbitrated loop, and ed fabric are all Fibre Channel topologies. The device that converts electrical signals to optical signals at the point where the fiber cables connect to the FC elements such as hubs, controllers, or adapters. U uninitialized system UNRECOVERABLE Condition unwritten cached data UPS A state in which the storage system is not ready for use. See also initialization. A drive enclosure EMU condition report that occurs when one or more elements inside the enclosure have failed and have disabled the enclosure. The enclosure may be incapable of recovering or bypassing the failure and will require repairs to correct the condition. This is the highest level condition and has precedence over all other errors and requires immediate corrective action. Also called unflushed data. See also dirty data. Uninterruptible Power Supply. A battery-operated power supply guaranteed to provide power to an electrical device in the event of an unexpected interruption to the primary power supply. Uninterruptible power supplies are usually rated by the amount of voltage supplied and the length of time the voltage is supplied. V virtual disk virtual disk family Variable disk capacity that is defined and managed by the array controller and presented to hosts as a disk. May be called Vdisk in the user interface. A virtual disk and its snapshot, if a snapshot exists, constitute a family. The original virtual disk is called the active disk. When you first create a virtual disk family, the only member is the active disk. See also active virtual disk, and virtual disk snapshot. 178 Glossary

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SSN
Storage System Name. An HP Command View EVA-assigned, unique 20-character name that
identifies a specific storage system.
storage carrier
See
carrier.
storage pool
The aggregated blocks of available storage in the total physical disk array.
storage system
The controllers, storage devices, enclosures, cables, and power supplies and their software.
Storage System
Name
See
SSN.
switch
An electro-mechanical device that initiates an action or completes a circuit.
symbols and numbers
3U
A unit of measurement representing three “U” spaces. “U” spacing is used to designate panel or
enclosure heights. Three “U” spaces is equivalent to 5.25 inches (133 mm).
See also
rack-mounting unit.
µm
A symbol for micrometer; one millionth of a meter. For example, 50 µm is equivalent to 0.000050
m.
T
TC
Termination Code. An Enterprise Storage System controller 8-character hexadecimal display that
defines a problem causing controller operations to halt.
See also
IDX and param.
Termination Code
See
TC.
termination event
Occurrences that cause the storage system to cease operation.
terminator
Interconnected elements that form the ends of the transmission lines in the enclosure address bus.
topology
An interconnection scheme that allows multiple Fibre Channel ports to communicate. Point-to-point,
arbitrated loop, and ed fabric are all Fibre Channel topologies.
transceiver
The device that converts electrical signals to optical signals at the point where the fiber cables
connect to the FC elements such as hubs, controllers, or adapters.
U
uninitialized
system
A state in which the storage system is not ready for use.
See also
initialization.
UNRECOVERABLE
Condition
A drive enclosure EMU condition report that occurs when one or more elements inside the enclosure
have
failed
and have disabled the enclosure. The enclosure may be incapable of recovering or
bypassing the failure and will require repairs to correct the condition.
This is the highest level condition and has precedence over all other errors and requires
immediate
corrective action
.
unwritten cached
data
Also
called unflushed data.
See also
dirty data.
UPS
Uninterruptible Power Supply. A battery-operated power supply guaranteed to provide power to
an electrical device in the event of an unexpected interruption to the primary power supply.
Uninterruptible power supplies are usually rated by the amount of voltage supplied and the length
of time the voltage is supplied.
V
virtual disk
Variable disk capacity that is defined and managed by the array controller and presented to
hosts as a disk. May be called Vdisk in the user interface.
virtual disk family
A virtual disk and its snapshot, if a snapshot exists, constitute a family. The original virtual disk
is called the active disk. When you first create a virtual disk family, the only member is the active
disk.
See also
active virtual disk, and virtual disk snapshot.
178
Glossary