Administrator Guide

Table Of Contents
2. From the Data Mobility menu, click Replications & Live Volumes.
3. Select the Live Volumes tab.
4. Select the Live Volume to edit and click (Edit).
The Edit Live Volume dialog box opens.
5. Select the Replicate Storage To Lowest Tier check box.
6. 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. Click the HOME menu.
The Unisphere Central Home page is displayed.
If a Storage Center is selected from the drop-down list in Unisphere Central, click
(Home).
2.
Click Data Collector.
The Data Collector view is displayed.
3. Click the General tab, and then select the Replication subtab.
4. Click Edit. The Replication Settings dialog box opens.
5. Select the Allow Select to Lowest Tier on Live Volume Create check box.
6. Click OK.
Allow a Live Volume to Automatically Swap Roles
Live Volumes can be configured to swap primary and secondary volumes automatically when certain conditions are met.
Swapping volumes automatically can avoid situations in which the secondary volume receives more IO than the primary volume.
Steps
1.
Click the
HOME menu.
The Unisphere Central Home page is displayed.
If a Storage Center is selected from the drop-down list in Unisphere Central, click (Home).
2.
From the Data Mobility menu, click Replications & Live Volumes.
3. Select the Live Volumes tab.
4.
Select the Live Volume to edit and click (Edit).
The Edit Live Volume dialog box opens.
5. In the Live Volume Attributes area, Select the Automatically Swap Roles check box.
6. (Optional) Modify the default swap behavior by editing the Min Amount Before Swap, Min Secondary Percent Before
Swap (%), and Min Time As Primary Before Swap (Minutes) fields. These fields are described in the online help.
7. Click OK.
Revert a Live Volume to a Replication
If the remote Storage Center does not need to accept I/O for the Live Volume, you can convert the Live Volume to a
conventional replication.
About this task
If the Live Volume manages a replication, the managed replication is converted into a non-managed replication when the Live
Volume is reverted.
Storage Center Replications and Live Volumes
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