Snapshot Repository
Keywords: MegaRAID SAS SW UG

> Snapshot Repository

> You can select an existing virtual drive, or create a new virtual drive for the snapshot repository.

> 1. | Select any one of the options to select or create a new virtual drive.

> | Select the virtual drive to use as the snapshot repository in the Snapshot Repository field from the Enable MegaRAID Recovery wizard as shown in the following figure.

> | Click Create New to create a new virtual drive to use as the Snapshot Repository. When you create a new virtual drive, the newly created virtual drive is appended to the existing rows in the Snapshot Repository field.

> Figure 112. Enable MegaRAID Recovery Wizard

> The Snapshot Repository table displays the details of the default virtual drives existing in the system, if there are any.

> | Name – Displays the name of the virtual drive.

> | Status – Displays the status of the virtual drive.

> | Available Capacity – Displays the available capacity on the virtual drive.

> | Total Capacity – Displays the total capacity of the virtual drive.

> If the default virtual drives do not exist in the system, the columns in the Snapshot Repository table are blank.

> The status of the virtual drive can be optimal, degraded, or partially degraded.

> 2. | In the Select Capacity field, use the drop-down list to select the appropriate capacity to use for changes to the base virtual drive.

> The capacity depends on how write-intensive the application snapshots are. The available capacity is the largest free block of capacity on the snapshot repository virtual drive.

> NOTE Refer to the tips provided for allocating capacity in the previous figure.

> NOTE If you designate all of the capacity for the virtual drive repository, you cannot use the same virtual drive as a repository for other volumes.

> 3. | Click Next.

> The Enable MegaRAID Recovery - Displaying the Selected Virtual Drive wizard appears. This wizard lets you select the virtual drive to be used as the snapshot repository.

DB09 000202-16 37857-03, Rev R, July 2014
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