Scratch Volume Pools - How To

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Create a Scratch Volume Pool

Delete a Scratch Volume Pool

Modify Scratch Volume Pool Properties

Remove a Volume from a Scratch Volume Pool

Create a Scratch Volume Pool

Required Capability: See Capabilities and Permitted Actions

To create a Scratch Volume Pool:

1. From the CommCell Browser, right click the Scratch Volume Pool, and then click Create Pool from the short-cut menu.
2. In the Create Scratch Volume Pool dialog box, enter the name of the new Scratch Volume Pool. If this scratch pool consists of ONTAP volumes for use with SnapVault, select the Use for SnapVault Only checkbox. To use the scratch pool for SnapMirror, select the Use for SnapMirror Only checkbox.
3. When you are satisfied, click OK.

The new Scratch Volume Pool appears in the CommCell Browser.

Delete a Scratch Volume Pool

Required Capability: See Capabilities and Permitted Actions

To delete a Scratch Volume Pool:

1. From the CommCell Browser, right-click the Scratch Volume Pool that you want to delete, and then click Delete.
2. A confirmation prompt appears, asking if you are sure that you want to delete this Scratch Volume Pool. Click Yes to delete.

The Scratch Volume Pool is deleted and the CommCell Browser display is updated.

Modify Scratch Volume Pool Properties

When using a LAN copy manager configuration, a Scratch Volume Pool should only contain volumes from one client. In a SAN environment, volumes from multiple clients can be added.

Required Capability: See Capabilities and Permitted Actions

To modify the properties of a Scratch Volume Pool:

1. From the CommCell Browser, right-click the Scratch Volume Pool whose property you want to change, and then click Properties from the short-cut menu.
2. The Scratch Volume Pool Properties (General) tab displays the number of total scratch volumes and available scratch volumes that the Scratch Volume Pool contains. This tab also allows you to change the Scratch Volume Pool's name. Click in the Name field and enter a value to change the selected property.
3. The Scratch Volume Pool Properties (Volumes) tab displays the Volume Locked status, Client, Mount Paths, and capacity of  the scratch volumes.  Click Add to open the Add Volume to Scratch Volume Pool dialog box.
4. From the Add Volume to Scratch Pool dialog box, select a scratch volume from a list of available scratch volumes, and click Add. When you are satisfied with your additions, click OK.
5. When you are satisfied with your changes, click OK.
6. Click OK to save your entries.

Remove a Volume from a Scratch Volume Pool

Required Capability: See Capabilities and Permitted Actions

To remove a scratch volume from a Scratch Volume Pool:

1. In the left pane of the CommCell Browser, select the Scratch Volume Pool containing the scratch volume that you want to delete. The contents of the Scratch Volume Pool are displayed in the right pane of the Browser.
2. From the right pane of the CommCell Browser, right-click the scratch volume that you want to delete, and then click Delete.
3. If you are sure that you want to delete the scratch volume, click Yes in the Confirm Delete prompt that appears.

The scratch volume is deleted from the Scratch Volume Pool and is no longer available to the QR Agent for use.

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