HP XP12000 Manuale del Proprietario Scaricare il pdf (Pagina 50)

MIX A circuit board in the disk control unit that includes disk adapters and channel

adapters for interfacing disk drives and the host to cache memory.

mirroring

consistency

The consistency (usability) of data in a volume (for example, S-VOL).

mm Millimeters.

MR Magnetoresistive.

ms, msec Milliseconds.

mutual hot

standby system

Two servers that are poised to cover for each other if necessary.

NAS Network attached storage.

node Logically speaking, an environment where instances can be executed. Physically,

a processor, which is an element of a cluster system.

NVS Nonvolatile storage.

OFC Open Fibre Control.

OLM Optical link module.

OS Operating system.

PA Physical address.

parity group A parity group is a disk configuration in which multiple disks work together to

provide redundancy. Synonymous with “array group.”

partition Dividing a specific physical disk into two or more areas as if there are two or

more physical disks.

path Paths are created by associating a port, a target, and a LUN ID with one or

more LDEVs.

PCI Power control interface or peripheral component interconnect.

port A physical connection that allows data to pass between a host and the disk

array. The number of ports on an XP disk array depends on the number of

supported I/O slots and the number of ports available per I/O adapter. The XP

family of disk arrays supports Fibre Channel (FC) ports as well as other port

types. Ports are named by port group and port letter, such as CL1-A. CL1 is the

group, and A is the port letter.

P-P Point-to-point.

PS Power supply.

Russellstoll

®,

, a brand of electrical plugs and receptacles manufactured by

Thomas & Betts Corporation

RAID Redundant array of independent disks.

RAID group See array group.

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HP XP12000 Manuale del Proprietario Pagina 50