Asus DS300 G2 Series, Руководство пользователя

Страница: 135 / 262

DS300f G2 Series User Manual
129
v
IewInG
e
ncloSure
t
oPoloGy
(clu)
This feature displays the connection topology of the ASUS DS300f G2 subsystem. Topology refers to the manner
in which the data paths among the enclosures are connected. There are three methods:
•
Individual Subsystem
– A single subsystem
•
JBOD Expansion
– Managed through one subsystem or head unit
•
RAID Subsystem Cascading
– Managed through one subsystem or head unit
For more information about connections, see "Making Management and Data Connections" on page <?>.
To view enclosure topology:
1. From the Main Menu, highlight
Subsystem Management
and press
Enter
.
2. Highlight
Enclosure Topology
and press
Enter
.
The following information applies to the Head Unit:
• Enclosure number – 1
• Controller number – 1 or 2
• Port number
• Status – OK is normal. N/C is not connected
• Link Width
The following information applies to RAID cascaded units or JBOD expansion units:
•
Connected EnclWWN
– The subsystem identified by its World Wide Name (WWN)
•
Connected (Encl,Ctrl,Port)
– The subsystem’s enclosure, controler,
and port numbers where the data connection was made
• If there is no connection, the value shows N/A.
p
hysICal
d
rIve
M
anaGeMent
(Clu)
Physical Drive Management includes the following functions:
• "Viewing a List of Physical Drives (CLU)" on page 129
• "Making Global Physical Drive Settings (CLU)" on page 129
• "Viewing Physical Drive Information (CLU)" on page 130
• "Setting an Alias (CLU)" on page 130
• "Clearing Stale and PFA Conditions (CLU)" on page 130
• "Forcing a Physical Drive Offline (CLU)" on page 131
• "Locating a Physical Drive (CLU)" on page 131
v
IewInG a
l
ISt of
P
hySIcal
D
rIveS
(clu)
To view a list of physical drives:
From the Main Menu, highlight
Physical Drive Management
and press
Enter
.
The list of physical drives displays.
m
akInG
G
lobal
P
hySIcal
D
rIve
S
ettInGS
(clu)
All physical drive settings are made globally, except for setting an alias, which applies to individual drives.
To make global physical drive settings:
1. From the Main Menu, highlight
Physical Drive Management
and press
Enter
.
2. Highlight
Global Physical Drives Settings
and press
Enter
.
3. Change the following settings as required.
For SATA drives:
• Highlight
Write Cache
and press the spacebar to toggle between
Enabled
and
Disabled
.
• Highlight
Read Look Ahead Cache
and press the spacebar to toggle between
Enabled
and
Disabled
.
• Highlight
CmdQueuing
and press the spacebar to toggle between
Enabled
and
Disabled
.
• Highlight
MediumErrorThreshold
and press the backspace key to
remove the current value, then type a new smaller value.
See the comments on the next page.