
STORAGE
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e
.com
owerso
ut
on
e
rinted from
ell Power Solutions
August 2006. Copyright © 2006 Dell Inc. All rights reserve
ELL POWER SOLUTIONS
Dell PowerEd
e RAID Controller 5/E
he PCI Ex
ress–based PERC 5/E
rovides RAID ca
abilities
or
h
P
w
rV
l
MD1
A
n
l
r
Th
RAID l
v
l
ff
r
b
this controller include RAID-0, RAID-1, RAID-5, RAID-10, and
RAID-
Th
n
r
ll
r h
2
MB
r
n
f
r
l
h
n
-
er
backu
unit to hel
maintain data consistenc
in the event
of a power loss. Besides basic RAID functions, the controller also
supports the
ollowin
eatures
•
rive mi
ration and roamin
•
SAS
evice an
topo
ogy
iscovery
•
ersistent device mappin
•
AID ca
acit
ex
ansio
•
AID-
eve
mi
ratio
•
ack
round Patrol Read
•
Self-Monitoring, Analysis, and Reporting Technology
SMART
error reportin
The PERC 5/E provides two 4X ports to connect the controller to
e enc
osure, provi
ing 12 G
ps per port. T
e PowerVau
t MD1000
connects to the PERC 5/E 4X channel with industry-standard
4X SAS cables.
Dell management so
tware
Offline/preboot management and configuration of the PowerVault
D1000 can be accomplished with the BIOS Con
i
uration Util-
ty, which is launched by pressing Ctrl+R immediately after the
power-on sel
-test
POST
o
the attached server. Remote preboot
con
iguration and management o
the storage subsystem are
facilitated by support for console redirection. Navi
ation keys are
designed to follow the key functionality of Microsof
Win
ows
Explorer—the arrow and Tab keys are the main keys
or in-screen
movement, and Ctrl+N
next
and Ctrl+P
revious
allow
chan
in
between the Virtual Disk Mana
ement, Physical Disk
anagement, and Controller Management screens
Online monitoring and managing of the PowerVault MD1000
can be easily accomplished by usin
Dell OpenMana
e Server
A
ministrator. T
is app
ication provi
es a
ministrators wit
a
raphical user inter
ace to access the PowerVault MD1000 over a
supported Web browser (Microsoft Internet Explorer for Microsoft
indows plat
orms or Mozilla Fire
ox
or Linu
®
plat
orms
rom
remote or
oca
station
Deployment options for the PowerVault MD1000
A
im
lementatio
he Dell PowerVault MD1000 disk enclosure can be tailored to meet
different business needs. This section provides two examples of how
his enclosure can be used to res
ond to ca
acit
and e
icienc
equirements.
aining high storage capacity
o obtain optimal stora
e capacity usin
a PowerVault MD1000–
based con
iguration
or a single server, the uni
ied mode o
the
n
r
T
i
w
rv
r
45 drives in a three-enclosure cascadin
con
i
uration
rom a sin
le
PERC 5
E connector. T
ree a
itiona
enc
osures can
e connecte
o the other connector on the PERC 5/E controller,
ivin
the server
ccess to 90 HDDs in a fully populated configuration. This configu-
ation lets administrators start with a sin
le enclosure and scale
out as storage needs grow, thus allowing
or a consistent return on
nvestment (see Fi
ure 3)
onnectin
to multi
le server
o e
iciently levera
e the stora
e enclosure, administrators should
ep
oy t
e enc
osure in sp
it mo
e. T
is wi
permit two servers
o access a
ortion o
the enclosure. The
irst server connects the
PERC 5/E to t
e primary EMM on t
e PowerVau
t MD1000, access-
n
seven drives. The second server connects the PERC 5/E to the
secondary EMM on the same enclosure, accessing eight drives
see
Fi
ure 4). The allocated stora
e space is not shared.
Entry confi
uratio
Scale out
Scale out
Scale out
Dell Power
ault
D1
enclosur
Host bus adapte
Legen
H
t m
hin
Figure 3. High-capacity Dell PowerVault MD1000 SAS configuration
i
ure 4. Multi-server Dell PowerVault MD1000
A
confi
uratio
D
ll P
w
r
l
MD1000 enclosure
ost bus adapter
e
end
ost mac
ne
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