3-1 selecting a volume, Adding a device file – HP StorageWorks XP48 Disk Array User Manual

Page 127

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Managing Device Files 127

Linux: Logical Volume Manager

HP-UX: Logical Volume Manager

To add a device file, perform the following steps:

1.

Select Volume (see section

8-3-1

). Select a volume from the candidates. All volumes that you can use

are displayed. Select an appropriate volume.

CAUTION:

A volume cannot be used to add a device file when any of the following conditions hold:

The volume manager is using the volume on a host where the Device Manager agent has been
installed.

The volume is mounted on a host where the Device Manager agent has been installed.

The volume is being used as a command device.

The volume is being used as an S-VOL for Continuous Access XP.

The volume is being used as an S-VOL or SP-VOL for Business Copy XP.

The volume is being used as a V-VOL or POOL for Snapshot XP.

The Auto Lun XP attribute has been set for the volume.

The volume is being used as an on-demand device.

The Read/Write permissions have not been set in the LUN Security XP Extension function.

The volume emulation type is none of the following: OPEN-3, OPEN-8, OPEN-9, OPEN-K, OPEN-E,
OPEN-L, OPEN-M, OPEN-V

The volume size is less than 512 MB.

Dynamic Link Manager does not exist on the host, and multiple paths are assigned to the volume.

If the volume manager used by the host is neither VERITAS™ Volume Manager 3.5 nor VERITAS™
Volume Manager 4.0, then Provisioning Manager cannot add a device file.

2.

Specify Parameters (see section

8-3-2

). Specify the volume manager.

3.

Summary of Changes (see section

8-3-3

). Confirm the settings.

To start the add device file process:

1.

Expand the Hosts tree in the navigation frame. A list is displayed of all hosts that are within the access
scope of the user.

2.

Expand the tree of the desired host. The navigation frame displays File Systems and Device Files.

3.

Choose Device Files. The Device Files subwindow is displayed.

4.

Select Add Device File from the Device File subwindow. The Add Device File - Step 1 of 3 dialog box is
displayed.

The following sections show the Add Device File dialog boxes and describe the settings to be specified at each
step.

IMPORTANT:

To verify that the correct content was included in each step, you can click the Back button to

return to the previous step. However, if you return to the previous step and then go to the next step, the
selected volume may change, as Provisioning Manager selects the appropriate volume.

8-3-1 Selecting a Volume

In this step, you can view and select the volume used to create a device file.

Figure 8-2

shows the Add Device

File dialog box for selecting the volume (step 1 of 3).

IMPORTANT:

The Add Device File - Step 1 of 3 dialog box is displayed only for volumes for which LUN

security is set for the host. Volumes used by hosts for which security is switched off or storage subsystems
that do not have the security facility are not displayed.

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