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

Displayed Item

Description

Disconnect

Connecting to the external storage system or the external

 

volume is intentionally stopped using the Disconnect

 

Subsystem command or the Disconnect Volume command.

 

 

Warning

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

 

Check the status of the cross-subsystem paths.

 

 

Checking

The processing of checking the cross-subsystem path status

 

is in progress.

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.

Item

Description

WWN

WWN indicating the port in the external storage system.

 

WWN appears after the connection setting is completed.

 

 

QDepth

The number of Read/Write commands which can be issued

 

(queued) to the external volume at a time.

 

 

I/O TOV

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

 

volume.

 

 

Path Watch

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.

 

 

Status

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

 

the displayed statuses.

 

 

Pop-up menu

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).

 

 

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