HP StorageWorks XP Remote Web Console Software User Manual

Page 73

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• Single: Uses only the path with the highest priority (primary path) to execute I/O to the

external LU. When an error occurs in the primary path, the path with the second highest
priority is used.

• Multi: Uses all set paths at the same time to execute I/Os to the external LU, distributing

the work load.

• Status: Status of the path set in the port identified by the WWN. The highest emergency level

status appears when two or more paths are set. Statuses include:
• Normal: Path is normal.
• Unknown: Path status is unknown.
• Blockade: Path is blocked.
• Disconnect: Connection to the external array or external LU was intentionally stopped using

the Disconnect Subsystem or Disconnect Volume command.

• Warning: There are paths whose status is not normal. Check the status of the paths.
• Checking: Process of checking the paths' defined configuration informations is in progress.

WWN of the external array
• Port: Port number of the local array connected to the port identified by the WWN selected in

the Port tree. One of the following icons appears for each port:

Description

Icon

Port in Standard mode.

Port in Initiator/External MIX mode.

• WWN: WWN of the external array selected in the Port tree.
• LUN: External array's LU number.
• Characteristic: External LU's identification number.
• Group: External LU group number and reference number assigned to each LU in the external

LU group. XP External Storage automatically assigns reference numbers to LUs in the group
when the external LUs are mapped. This is displayed in the format of “external LU group
number - reference number of volume in the group”.

• Status: Status of the path configured by the port of the local array and the port of the external

array identified by the WWN. One of the following statuses is displayed:
• Normal: Path is normal.
• Unknown: Path status is unknown.
• Blockade: Path is blocked.
• External device setting changed: External array setting changed. For example, the path

definition was deleted, or the external array itself was replaced by another device.

• LDEV size reduced: External array's volume capacity setting changed (volume capacity was

reduced).

• Not ready: External array replied NOTREADY.
• Illegal request: External array replied ILLEGALREQUEST.
• Command aborted: External array replied ABORTEDCOMMAND.
• Busy: External array is in BUSY status.
• LDEV reserved: External array is in Reserve status.
• Response error: External array is in blocked status caused by an abnormal reply (Response).

XP External Storage Software User Guide

73

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