Administrator Guide

Limit the Number of Paths That Can Be Used for a Volume/Server

Mapping

You can specify the maximum number of paths used by servers that support multipath I/O.

Steps

1. If you are connected to a Data Collector, select a Storage Center from the drop-down list in the left navigation pane of Unisphere

Central.

2. From the

STORAGE menu, click Volumes.

The Volumes view is displayed.

3. In the Volumes view, select the volume you want to modify.

4. Click the Mappings tab.

5. Select the server for which you want to modify mapping settings, then click (Edit).

The Edit Volume Mapping Settings dialog box opens.

6. Use the arrows next to the Maximum number of paths per Server field to increase or decrease the path limit.

7. Click OK.

Change a Volume/Server Mapping to Read-Only

To prevent a server from writing to a volume, change the volume/server mapping to read-only.

Steps

1. If you are connected to a Data Collector, select a Storage Center from the drop-down list in the left navigation pane of Unisphere

Central.

From the

STORAGE menu, click Volumes.

The Volumes view is displayed.

3. On the Volumes view, select the volume you want to modify.

4. Click the Mappings tab.

5. Select the server for which you want to modify mapping settings, then click

(Edit).

The Edit Volume Mapping Settings dialog box opens.

6. Select the The volume should be presented as read-only to the server checkbox.

7. Click OK.

Deleting Volumes and Volume Folders

Delete volumes and volume folders when they are no longer needed.

NOTE: For user interface reference information, click Help.

Delete a Volume

A deleted volume is moved to the Recycle Bin by default.

Prerequisites

Delete all associated replications, Live Volumes, or Live Migrations before deleting a volume.

CAUTION:

You can recover a deleted volume that has been moved to the Recycle Bin. However, a deleted volume cannot

be recovered after the Recycle Bin is emptied.

Steps

1. If you are connected to a Data Collector, select a Storage Center from the drop-down list in the left navigation pane of Unisphere

Central.

From the

STORAGE menu, click Volumes.

The Volumes view is displayed.

Storage Center Administration