NEC Express5800/R120a-1 Manual de usuario descargar pdf (Pagina 59)

Items set for Logical Drive

T ther selection items set for a Logical Drive to be created are defined as shown in the table

below.

he values of o

Selection item Value

Stri t v r the trolle a ding on the

typ D

pe Size Uses the defaul alue set fo

Controller.)

RAID Con r. (The value v ries depen

e of the RAI

Cache Mode Uses the default value set for the RAID Controller. (The value varies depending on the

type of the RAID Controller.)

Initialization Mode Full

Making Hot Spar Easy Configurationes by

This section describes the n.

Number of Hot Spares

information on Hot Spares to be made by the Easy Configuratio

The num Spares is defined by the number of unused Physical Devices connected to the RAID

Controller and the number of Physical Devices used for Logical Drives. The number of Hot Spares results

from subtracting [Number of Physical Devices specified for Logical Drives] from [Unused Physical Device

figuration] wizard of RAID Viewer or "econfig" command of raidcmd.

ber of Hot

count] in step 2/3 of the [Easy Con

hysical Devices used as Hot Spares

Physical Devices of larger capacities are preferentially used as Hot Spares. Among Physical Devices of the

ame capacity, Physical Devices of larger Physical Device Numbers are preferentially used as Hot Spares.

7 can be used in Easy Configuration to make two

Hot Spares. Three Physical Devices have the largest capacity of 150GB. Accordingly, use Physical Devices

Figur ares in Easy Configura

Ex.: For the example shown below, Physical Devices #1 - #

#5 and #6 of larger Physical Device Numbers among the three Physical Devices as Hot Spares.

e 18 Assigning Hot Sp tion

Physical

Device #1

Physical

Device #2

Physical

Device #3

Physical

Device #4

Physical

Device #5

Physical

Device #6

Physical

Device #7

100GB

100GB 150GB 100GB 150GB 150GB 100GB

Hot Spare

Physical Devices in w re detected t be

Spares.

hich S.M.A.R.T. errors a canno used to make Hot

Modes of Hot Spares

The Easy Configuration c Hot Spares.

If more than one Logical Drive is created, the Dedicated Hot Spare can be used for all Logical Drives to be

created.

an only make Dedicated Hot Spares but cannot make Global

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