HP StorageWorks XP12000 Site Prep Manual page 85

disk recovery and
restore unit (DRR)
disk group
disk type
emulation modes
EPO
ESCON
expanded LUN
ExSA
failover
FC
FC-AL
FCP
fence level
FICON
The unit responsible for data recovery and restoration in the
event of a cache failure.
The physical disk locations associated with a parity group.
The manufacturing label burned into the physical disk controller
firmware. In most cases, the disk type is identical to the disk
model number.
The logical devices (LDEVs) associated with each
RAID group are assigned an emulation mode that
makes them operate like OPEN system disk drives.
The emulation mode determines the size of an LDEV.
OPEN-3: 2.46 GB
OPEN-8: 7.38 GB
OPEN-9: 7.42 GB
OPEN-E: 13.56 GB
OPEN-K: Not available on this array
OPEN-L: 36 GB
OPEN-M Not available on this array
OPEN-V: User-defined custom size
Emergency power-off.
Enterprise System Connection (the IBM trademark for optical
channels).
A LUN is normally associated with only a single LDEV. The
LUSE feature allows a LUN to be associated with 1 to 36
LDEVs. Essentially, LUSE makes it possible for applications
to access a single large pool of storage. The LUSE feature
is available when the HP StorageWorks LUN Configuration
Manager product is installed.
Extended serial adapter.
Disconnecting a failed unit or path and replacing it with an
alternative unit or path in order to continue functioning.
Fibre Channel.
Fibre Channel arbitrated loop.
Fibre Channel Protocol.
A level for selecting rejection of a write I/O request from the
host according to the condition of mirroring consistency.
IBM mainframe Fiber Optic Connection.
HP StorageWorks XP12000 Disk Array
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