EUROLOGIC MAN-FC2000-RAID Uživatelská příručka stáhnout pdf (Strana 32)

I/O Input / Output

ISP Intelligent SCSI Processor. Intelligent interface protocol chip

JBOD Just a Bunch of Disks. A firmware/hardware implementation of a

disk array in which data is stored without RAID, or perhaps with a

minimal subset of RAID such as mirroring

Logical Unit Number-

ing (LUN)

A SCSI representation of a system drive on a given channel and

target ID

LUN mapping A process whereby LUNs are mapped to system drives

Master / Slave Dual-active systems do not really have a master controller and a

slave controller, however, the term master identifies C0, or the pri-

mary controller; the term slave identifies C1 or the secondary con-

troller

Partner controller The other controller in a dual-active controller pair

PCB Printed Circuit Board

PON Power ON. A condition where the controller detects +5V power

has reached a level suitable for operation

Primary/Secondary

Controller

See Master / Slave

RAID Redundant Array of Independent Disks. A firmware/hardware

implementation of a disk array controller in which data is stored

on disks in such a manner as to improve performance and avoid

data loss if a disk drive fails

SES SCSI-3 Enclosure Services. Provides a means of SCSI access to

multiple devices within an enclosure

Term Description

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EUROLOGIC MAN-FC2000-RAID Uživatelská příručka Strana 32