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HP StorageWorks XP12000 Disk Array Site Preparation Guide
LUN
Logical unit number. A LUN results from mapping a SCSI logical unit
number, port ID, and LDEV ID to a RAID group. The size of the LUN is
determined by the emulation mode of the LDEV, and the number of LDEVs
associated with the LUN. For example, a LUN associated with two
OPEN-3 LDEVs has a size of 4,693 MB.
LUSE
Logical unit size expansion.
LVI
Logical volume image.
LVM
Logical Volume Manager.
LVM mirror
A disk duplicating function provided by Logical Volume Manager (LVM)
(capable of triplicating disks).
m
Meters.
MB
Megabytes.
MCU
Main control unit.
mirroring
consistency
The consistency (usability) of data in a volume (for example, S-VOL).
mm
Millimeters.
MP
Microprocessor.
MPLF
Multipath Locking Facility.
MR
Magnetoresistive.
ms, msec
Milliseconds.
mutual hot standby
system
Two servers that are poised to cover for each other if necessary.
MVS
Multiple Virtual Storage (including MVS/370, MVS/ESA, MVS/XA).
NHAS
Novell High Availability Server.
node
Logically speaking, an environment where instances can be executed.
Physically, a processor, which is an element of a cluster system.
NVS
Nonvolatile storage.
Содержание StorageWorks XP12000
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