Asus DS300 G2 Series, User Manual

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DS300f G2 Series User Manual
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M
onItorInG
y
our
lun
s and
p
aths
Monitoring your LUNs and Paths includes these functions:
• Viewing LUN Properties
• Viewing Path Properties
• Viewing LUN Performance Statistics
• Viewing Path Performance Statistics
• Viewing Events
• Clearing Path Statistics
v
IewInG
lun P
roPertIeS
To view a list of all LUNs:
1. Click a Server in Tree View.
2. Click the Properties tab.
The Properties tab reports:
• System – Name, OS type, and version
• LUNs – Name, size, serial number, and load balance policy
Move the scroll bar or expand the window to see all of the reported information.
To view a single LUN and all of its Paths:
1. Click the LUN in Tree View.
2. Click the Properties tab.
The Properties tab reports:
• LUNs – Name, size, and load balance policy
• Paths – Path ID, state, and adapter name
Move the scroll bar or expand the window to see all of the reported information.
See also:
• “Load Balance Policy”
• “Refreshing the Objects”
v
IewInG
P
ath
P
roPertIeS
To view Path properties:
1. Click a Path in Tree View.
2. Click the Properties tab.
The Properties tab reports:
• SCSI Port number
• SCSI Path ID
• SCSI Target
• SCSI LUN
See also:
• “Load Balance Policy”
• “Refreshing the Objects”
v
IewInG
lun P
erformance
S
tatIStIcS
To view performance statistics for a LUN:
1. Click the LUN in Tree View.
2. Click the Performance tab.
The Performance tab reports the state and cumulative counts for each path to that LUN.
Move the scroll bar or expand the window to see all of the reported statistics.
The Performance tab reports the following data for each path:
Path ID
State (Active or not)
Read Requests
Write Requests
Bytes Read Bytes Written
Non-IO Requests
Queue Depth
Retries Count
Failure Count
An Active state indicates this path is available to handle I/O requests.
If Active does not appear, the path is designated as Standby.
Active and Standby states are determined by Load Balance Policy.