Datasheet

SYSTEMS MANAGEMENT
www.
d
e
ll
.com
/p
owerso
l
ut
i
on
s
Re
p
rinted from
D
ell Power Solutions, February 2007. Copyright © 2007 Dell Inc. All rights reserve
d
.
DELL POWER SOLUTIONS
3
3. In the Open dialo
g
box, select the con
f
i
g
uration
f
ile, click the
Open
b
utton, an
d
se
l
ect “App
l
y.
”
4. When prompted, con
f
irm the new con
f
i
g
uration
.
N
ote:
When addin
g
a saved con
f
i
g
uration to a replacement
controller, administrators should ensure that the number and size o
f
t
he physical disks connected to the controller are exactly the same
a
s they were when the con
f
iguration was saved
.
Changing virtual disk properties and configurations
Administrators can modify properties (such as the read, write, I/O,
a
nd access policies
)
f
or virtual disks con
f
i
g
ured on the PERC 5/i by
selecting the virtual disk in the left panel, then clicking the Operations
t
ab and selectin
g
“Set Virtual Disk Properties”
(
see Fi
g
ure 2
)
.
To change virtual disk con
f
igurations, administrators can use
t
he Dell SAS RSM Reconstruction Wizard, which allows chan
g
es
t
o the RAID level and virtual disk without data loss.
(
This
f
eature
i
s only available for virtual disks confi
g
ured on the PERC 5/i.) For
example, administrators can chan
g
e the RAID level o
f
a precon
f
i
g
-
u
r
ed
RAID-
0
vir
tua
l
d
i
s
k
as
f
o
ll
o
w
s:
1. Select a virtual disk in the left panel of the application’s main
window, then select Operations>Advanced Operations>
R
econstruction Wizar
d
in t
h
e menu
b
ar
.
2.
C
li
c
k
t
h
e
N
e
x
t
butto
n
.
3. Select a di
ff
erent RAID level
f
rom the dro
p
-down menu in the
lower ri
g
ht corner of the window, then click the Finish button
.
Ad
ministrators can monitor t
h
e reconstruction progress
b
y
selectin
g
Group Operations>Show Pro
g
ress in the menu bar.
I
denti
f
yin
g
disk errors with Patrol Rea
d
Dell SAS RSM uses the Patrol Read controller
f
eature to identi
fy
disk errors. Patrol Read can be run on disks confi
g
ured in virtual
d
is
k
arrays or as
h
ot spares, an
d
is
d
esigne
d
to correct
d
is
k
errors
a
nd restore data inte
g
rity
.
D
e
ll
SAS RSM ena
bl
es a
d
ministrators to set t
h
e Patro
l
Rea
d
mode to Auto
,
Manual
,
or Disable. Auto mode initiates Patrol Read
based on the schedule en
f
orced b
y
the controller, Manual mode
enables administrators to start or stop Patrol Read manually, and
Disable mode prevents Patrol Read
f
rom executing
.
Monitoring system activity and
p
erformanc
e
Dell SAS RSM monitors the activity and performance of controllers
a
nd the stora
g
e devices connected to them
:
•
Co
n
t
r
o
ll
e
r
s:
Controller status is displayed in the le
f
t panel
o
f
the a
pp
lication’s main window. I
f
a controller
f
ails, a
small red circle appears to the ri
g
ht of the controller icon. To
dis
p
la
y
com
p
lete controller in
f
ormation, administrators can
select the controller in the left panel and click the Properties
t
ab in the ri
g
ht panel
.
•
Di
sk
d
riv
es:
Disk drive status is displayed in the left panel o
f
t
he application’s main window. To display a
g
raphical view
of the disk drive, administrators can select the drive in the
le
f
t panel and click the Graphical View tab in the ri
g
ht panel
.
•
P
rocesses
:
De
ll
SAS RSM a
ll
ows a
d
ministrators to monitor t
h
e
p
ro
g
ress of rebuilds, consistency checks, and other processes by
selecting Group Operations>Show Progress in the menu bar
.
U
p
grading controller firmwar
e
De
ll
SAS RSM ena
bl
es a
d
ministrators to easi
l
y upgra
d
e PERC 5/i
controller
f
irmware without rebootin
g
the system. Administrators
can perform a firmware upgrade as follows:
1.
D
ownload the latest
f
irmware packages
f
rom support.dell.com
.
2. In the left panel of the application’s main window, select the
a
pp
ro
p
riate PERC 5/i
.
3. In t
h
e ri
gh
t pane
l
, c
l
ic
k
t
h
e Operations ta
b
an
d
se
l
ect “F
l
as
h
F
irmware
,
” then click the Go button
.
4.
B
rowse for the .ROM update file and click the OK button
.
5. When prompted to con
f
irm the up
g
rade, click the Yes button.
E
nhancin
g
S
A
S
stora
g
e mana
g
ement
De
ll
SAS RAID Storage Manager, w
h
ic
h
comes preinsta
ll
e
d
on De
ll
PowerEd
g
e SC servers and Dell Precision workstations, enables admin-
i
strators to con
f
igure, monitor, and manage storage con
f
igurations on
S
AS controllers. Dell SAS RSM tools can enhance flexibility when
mana
g
in
g
stora
g
e devices in enterprise environments.
Manjusha Gopakumar is an engineer senior analyst in the Test Case Design
team at the Dell Bangalore Development Center.
Gagan Shrestha is a lead engineer in the Test Case Design team at the Dell
Bangalore Development Center.
Figure 2. Changing virtual disk properties in the Dell SAS RAID Storage Manager
Op
erations tab