Administrator Guide

Enable or Disable Deduplication for a Live Volume
Deduplication reduces the amount of data transferred and enhances the storage efficiency of the remote Storage Center by copying only
the changed portions of the snapshot history on the source volume, rather than all data captured in each snapshot.
Steps
1. Click the Replications & Live Volumes view.
2. On the Live Volumes tab, select the Live Volume, then click Edit Settings. The Edit Live Volume dialog box appears.
3. Select or clear the Deduplication check box, then click OK.
Select Different QoS Definitions for a Live Volume
Select a different QoS definitions for a Live Volume to change how the Live Volume uses bandwidth.
Steps
1. Click the Replications & Live Volumes view.
2. On the Live Volumes tab, select the Live Volume, then click Edit Settings. The Edit Live Volume dialog box appears.
3. From the Primary QoS Node drop-down menu, select a QoS definition that will be used for the Live Volume by the primary Storage
Center.
4. From the Secondary QoS Node drop-down menu, select a QoS definition that will be used for the Live Volume by the secondary
Storage Center.
5. Click OK.
Configure a Live Volume to Write Data to the Lowest Tier at the
Destination
The Replicate Storage To Lowest Tier option forces all data written to the destination volume to the lowest storage tier configured for
the volume. By default, this option is enabled for asynchronous Live Volumes.
Prerequisites
• The Live Volume must be asynchronous. The Replicate Storage To Lowest Tier option is not available for synchronous Live
Volumes.
• The option Allow Select to Lowest Tier on Live Volume Create must be set in the Data Collector replication settings.
Steps
1. Click the Replications & Live Volumes view.
2. On the Live Volumes tab, select the Live Volume, then click Edit Settings. The Edit Live Volume dialog box opens.
3. Select the Replicate Storage To Lowest Tier check box.
4. Click OK.
Allow Replicate Storage to Lowest Tier Selection
To replicate data to the lowest storage tier, the option must be set in the Data Collector.
Steps
1. In the top pane of the Storage Manager Client, click Edit Data Collector Settings. The Edit Data Collector Settings dialog box
appears.
2. Click the Replication Settings tab.
3. Select the Allow Select to Lowest Tier on Live Volume Create check box.
4. Click OK.
Storage Center Replications and Live Volumes
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