Dell Compellent Series 40 - Manual (Page 199)

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Viewing SAS Cards
Viewing SAS General IO Card Information
In the system tree, select a SAS port.
Figure 158. SAS IO Card General Information
The system displays General SAS card information including:
• Name
• World Wide Name (WWN)
• Type: SAS IO Card
• Description: of the port adapter
• Status: Up, Down, or Reserved
• Speed of IO: There are 4 lanes on each port. Each lane supports 3 Gbps.
• Fault Domain: Blank because this is a back-end connection only
• Phy Lane Status: Reports the number of lanes on each port that are up.
• Network: Back End or Unknown
• Usage: In use
• Preferred Controller: When ports are rebalanced, choose a preferred controller
• Initiator Count: 0 because this is back-end
• Target Count: Number of active disk drives in this system
• Both Count: Back-end connection
• Map Count: Number of volumes mapped to this system