HP XP Data Shredder Software - Manual (Page 115)

6. Click the array whose cache mode you want to change in the Device list, right-click to select the
Change Cache Mode command, and then select Enable or Disable. The selected array is displayed
in blue and italics in the Device tree and Device list. The contents of the selected array are displayed
in the Preset list. To check the details of the selected array, select an item from the Preset list and
right-click to select the Detail command. To cancel the setting, click the item in the Preset list, and
right-click to select the Delete command.
7. Click Apply on the LU Operation pane. A message asking if you want to apply the settings to
the array is displayed.
8. Select OK to close the message. The cache mode settings in the Preset list are applied to the
array. When an error occurs during the cache mode change of the external LU, the failed setting
is displayed in the Preset list, and an error code is displayed. To check the error message, select
the failed setting and right-click to select the Detail command.
Changing the cache mode of an individual external LU
The procedure to change the cache mode of an individual external LU is as follows:
1. Log on to the Remote Web Console.
2. Click the button with the External Storage XP icon ( ) on the Remote Web Console main
pane. The External Storage pane (LU Operation pane) is displayed.
3. Change the session to Modify. For the procedure to change the operation mode to Modify mode,
please refer to the HP StorageWorks XP Remote Web Console user guide.
4. Click the LU Operation tab. The LU Operation pane is displayed.
5. Click an external LU group number in the Device tree. The information on the external LUs in the
selected external LU group is displayed in the Device list.
6. Click the external LU whose cache mode you want to change in the Device list, right-click to select the
Change Cache Mode command, and then select Enable or Disable (see Figure 5.15). The selected
external LU is displayed in blue and italics in the Device tree and Device list. The contents of the
setting are displayed in the Preset list. To check the details of the setting, select the setting in the
Preset list and right-click to select the Detail command. To cancel the setting, select the setting in the
Preset list, and right-click to select the Delete command.
7. Click Apply on the LU Operation pane. A message asking if you want to apply the settings to
the array is displayed.
8. Click OK to close the message.
The cache mode settings in the Preset list are applied to the array. When an error occurs during the
cache mode change of the external LU, the failed setting is displayed in the Preset list, and an error
code is displayed. To check the error message, select the failed setting and right-click to select the
Detail command.
Stopping the use of paths to an external LU by specifying an
external array's WWN (Disconnect Paths)
To stop using the path between the local array and the external array by specifying the WWN that
identifies the external array's port, select the WWN tree to display the WWN list.
NOTE:
The Disconnect Paths command is not for the actual disconnection of the path to the external LU. You
must confirm that some normal paths to the external LU are set, other than the path for which you
plan to execute the Disconnect Paths command.
1. In the LU Operation pane, select the WWN tab. The WWN tree and WWN list appear.
External Storage XP user guide 115