Asus DS300j G2 Series User Manual page 245

See also:
• "Viewing Path Performance Statistics"
• "Load Balance Policy"
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To view performance statistics for a Path:
1. Click a Path in Tree View.
2. Click the Performance tab.
The Performance tab reports the state and cumulative counts for a specific path.
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 Bytes Written
State (Active or not) Non-IO Requests
Read Requests Queue Depth
Write Requests Retries Count
Bytes Read 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.
See also:
• Viewing Path Performance Statistics
• "Load Balance Policy"
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Click the Events tab to view MPIO related events. The data includes:
Type – Error, Warning, or Information Server
Time Message
Date
Move the scroll bar or expand the window to see all of the reported information.
Use this information to verify that settings changes took place and diagnose problems.
239
See also:
• "Automatic Load Balancing for Failover Policy"
• "Load Balance Policy"
• "Path Verification"
• "PDO Removal"
• "Refreshing the Objects"
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You can Clear Path Statistics for all paths as needed for monitoring and diagnostic purposes.
To clear the statistics for ALL paths, do one of the following actions:
• From the Operations menu, choose Clear Path Statistics.
• In the Tree, right-click the LUN icon, and choose Clear Path Statistics from the popup menu.
DS300f G2 Series User Manual