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Making Hot Spare

The Universal RAID Utility can make a Hot Spare to be replaced with a Physical Device in whic

Hot spares can have the following two modes.

h a failure occurs.

Mode Description

Global (Hot Spare) Available as a Hot Spare of every Disk Array for a single RAID Controller.

Dedicat a Hot Spare of a specific Disk Array for a single RAID Controller. ed (Hot Spare) Available as

In either mo to have a Hot Spare operate normally.

 A Hot ly for a Disk Array configured with P terface

type a me device type.

 A Hot Spare can operate properly only i e capacity equal to or larger than that of the

Physical Device in which a failure occur

 A Physical Device in which a S.M.A.R.T. error is detected cannot be used as a Hot Spare.

About Global Hot Spare

de, note the following

Spare can operate properly on

nd the sa

hysical Devices of the same in

f the Hot Spare has th

Glob e of ev RAID Controller.

Ex.1 : bal Hot Spa hich has Logical Drive #1 and #2, the Global

Hot Spare is a Hot Spare of Logical

Figure 9 Global Hot Spare 1

Ex.2 l Drive #3 on the RAID System of Ex.1, the is a Hot Spare for the

Figure 10 Global Hot Spare 2

al Hot Spare is a Hot Spar

If you make the Glo

ery Logical Drives for a single

re on the RAID Controller w

Drive #1 and #2.

Logical Drive

Global Hot

Spare

: If you create the Logica

gical Drive #3 too.

Global Hot Spare

Logical Drive

Log

Global Hot

Spare

ical Drive

Logical Drive

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NEC Express5800/R120a-1 Bedienungsanleitung Seite 49