STORAGE
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rinted from
ell Power Solutions
August 2006. Copyright © 2006 Dell Inc. All rights reserve
ELL POWER SOLUTIONS
dedicated hot spares, identifying drives in
virtual disks, chan
in
read/write policies,
starting slow or
ast initializations, and
reconfi
urin
virtual disks for capacity
expansion or RAID-level migration
•
Battery confi
uration: Starting an
e
aying
learnin
cycle
•
Enclosure confi
uration
Ena
ing an
disablin
alarms, settin
asset in
ormation,
identifying enclosures, configuring tempera-
ure thresholds, and per
ormin
irmware
upgra
e
The recon
iguration, capacity expansion, and
RAID-
eve
migration capa
i
ities ena
e a
minis
rators to mana
e the expansion o
their stora
e
subsystems cost-effectively as required by the
enter
rise
urt
ermore, De
OpenManage Server A
min-
strator’s mana
ement
eatures
acilitate monitor-
ng the enclosure health and the status o
the
stora
e array subsystem. Administrators can per-
orm hierarchical monitoring o
the
ollowing conditions
•
ontroller health: Batter
and connector status and
irm
w
r
r
v
n
•
En
l
r
h
l
h
Status o
array disks, mana
ement mod
ules, fans, power supplies, and temperature (see Figure 7
Su
optima
con
itions in any enc
osure or storage array com-
ponents tri
er a notification that rises to the top of the monitor-
ng hierarchy. For administrators who use Dell OpenManage IT
Assistant
ITA
7 to monitor the IT infrastructure, the notification
displays on the ITA monitorin
console. From ITA, administrators
can then probe the lower tiers of the monitoring hierarchy—such
s Dell OpenMana
e Server Administrator—to identi
y and resolve
he issue from a remote management station
SAS: The next step in server-centric storag
CSI has been the primary technolo
y for disk-based stora
e for
more than 20 years. It has matured into a highly robust, reliable,
effective protocol for enterprise stora
e subsystems. But it has also
eached its limits o
s
eed and scalabilit
The Serial Attached SCSI standard for disk-based storage devices
embraces the advanta
es o
traditional SCSI while allowin
or
ig
er spee
s an
greater sca
a
i
ity t
an SCSI can provi
e. Toget
er,
he Dell PowerVault MD1000 stora
e expansion enclosure, the PERC
/E contro
er, an
De
OpenManage Server A
ministrator can
provide a SAS implementation that enables new levels of perfor-
mance and scalability
or enterprises seeking to deploy server-cen-
ric storage. With the launch of these SAS-based products, Dell
continues to support its pled
e to help build scalable enterprises
by offering data center components designed to simplify operations,
mprove utilization, and promote cost-e
ective scalin
.
Sangram Kadam is an engineer in the Dell Enterprise Quality–Storage
Group. He has a B.S. in Computer Engineering from Bombay University and
an M.S. in Computer Science from North Carolina State University.
FOR MORE INFORMATION
Dell PowerVault storage:
www.dell.com/powervault
SCSI Trade Association:
www.scsita.org
Dell OpenManage Server Administrator User’s Guide:
support.dell.com/support/edocs/software/svradmin
i
ure 7. Enclosure health screen in Dell
penMana
e
erver Administrator
(29 pages)
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