Administrator Guide

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Managed Replications for Live Volumes
Supported Live Volume with Managed Replication Topologies
Live Volume with Managed Replication Example Conguration
Managed Replication Requirements
Include Active Snapshot Data for an Asynchronous Live Volume
The Active Snapshot represents the current, unfrozen volume data.
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 Replicate Active Snapshot check box then, click OK.
Enable or Disable Deduplication for a Live Volume
Deduplication reduces the amount of data transferred and enhances the storage eciency 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.
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 Dierent QoS Denitions for a Live Volume
Select a dierent QoS denitions for a Live Volume to change how the Live Volume uses bandwidth.
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 denition 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 denition that will be used for the Live Volume by the
secondary Storage Center.
5. Click OK.
Congure 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 congured
for the volume. By default, this option is enabled for asynchronous Live Volumes.
Prerequisite
The Live Volume must be asynchronous. The Replicate Storage To Lowest Tier option is not available for synchronous Live
Volumes.
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 the Replicate Storage To Lowest Tier check box.
4. Click OK.
Allow Replicate Storage to Lowest Tier Selection During Initial Live Volume Conguration
By default, the Replicate Storage To Lowest Tier option is only available when modifying an existing Live Volume. To allow this
option to be congured when Live Volumes are being created, modify the
Data Collector settings.
1. In the top pane of the Dell 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.
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Storage Center Replications and Live Volumes