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Table 9 Status of the Cross-subsystem Path Displayed in the Status (continued)

DescriptionDisplayed Item

Connecting to the external storage system or the external

volume is intentionally stopped using the Disconnect

Subsystem command or the Disconnect Volume command.

Disconnect

There are cross-subsystem paths whose status is not normal.

Check the status of the cross-subsystem paths.

Warning

The processing of checking the cross-subsystem path status

is in progress.

Checking

Path Operation List (When Product Name is Clicked)

When you click a product name in the Path Operation tree, the WWN indicating the port in the

external storage system appears in the list on the right.

DescriptionItem

WWN indicating the port in the external storage system.

WWN appears after the connection setting is completed.

WWN

The number of Read/Write commands which can be issued

(queued) to the external volume at a time.

QDepth

Value specified as the time over of the I/O to the external

volume.

I/O TOV

The time from when the connection of all the

cross-subsystem paths to the external volume have been

down to when the external volume is blocked.

Path Watch

Status of the cross-subsystem path. Table 9 (page 59) shows

the displayed statuses.

Status

Right-click a row in the list to perform the operations:

• Disconnect Paths: Allows you to stop the use of the

cross-subsystem paths that are connected to the selected

external port of the local storage system. See “Stopping

the Use of Paths to the External Volume (Disconnect

Paths)” (page 94).

• Check Paths: Allows you to resume using the

cross-subsystem paths that are connected to the selected

external port of the local storage system. See “Restoring

the Paths to the External Volume (Check Paths)”

(page 95).

• Change WWN Parameter: Opens the Change WWN

Parameter dialog box where you can change the

parameters on the port of the external storage system.

See “Changing the Port Setting of the External Storage

System” (page 97).

Pop-up menu

Path Operation List (When Port or WWN is Clicked)

When you click a port or WWN in the Path Operation tree, a cross-subsystem path appears in

the list on the right.

60 Using the XP External Storage GUI

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