Administrator Guide

11. Select the Storage Center on which to create the volume.
● To manually choose a Storage Center, select it from the Storage Center drop‑down menu.
● To automatically choose a Storage Center based on capacity and performance, click Recommend. The drop-down menu
displays the recommended Storage Center.
12. If you want to specify a custom LUN, restrict mapping paths, configure multipathing, or make the volume read-only, click
Advanced Mapping.
13. To configure settings for the Storage Center volume that will be created, click Volume Settings. In the Volume Settings
dialog box that appears, modify the options as needed, then click OK.
a. Select the folder in which to create the volume from the Volume Folder drop-down menu.
b. Type notes in the Notes field as needed.
c. To schedule snapshot creation and expiration for the volume, apply one or more Snapshot Profiles by clicking Change
across from Snapshot Profiles.
d. To enable caching for reads on the volume, select the Enabled check box across from Read Cache.
e. To enable caching for writes on the volume, select the Enabled check box across from Write Cache.
f. To enable compression on eligible data in the volume, select a Data Reduction Profile from the drop-down list.
g. To use specific tiers and RAID levels for volume data, select the appropriate Storage Profile from the Storage
Profile drop-down menu. Using the Recommended Storage Profile allows the volume to take full advantage of data
progression.
h. If more than one Storage Type is defined on the Storage Center, select the Storage Type to provide storage from the
Storage Type drop-down menu.
To use a QoS profile, select a Volume QoS Profile or Group QoS Profile from the drop down lists.
14. Click OK.
Create an RDM Volume
You can create a volume, map it to a VMware virtual machine, and create a raw device mapping to the virtual machine in one
operation.
Prerequisites
In order for the Create RDM Volume option to appear in Unisphere Central, the virtual machine must be powered on. If
Unisphere Central determines that the VM is not powered on, the Create RDM Volume menu option is not displayed.
Steps
1.
If a Storage Center is selected from the drop-down list in Unisphere Central, click
(Home).
The Unisphere Central Home page is displayed.
2.
From the
STORAGE menu, click Servers.
The Servers view is displayed.
3. Click the Registered Servers tab.
4. Click on the Server that contains the Virtual Machine.
The server Summary view opens.
5. Click the Virtual Machines tab.
6. Select the virtual machine on which to create the datastore.
7. Click Create RDM Volume.
The Create RDM Volume dialog box opens.
8. Select the Storage Center on which to create the volume.
9. To configure advanced volume-mapping options, click Advanced Mapping.
10. Enter a name for the volume in the Volume Name field.
11. Enter the size of the volume in the Configured Size field and select the units of measure from the drop-down menu.
12. Select the folder in which to create the volume from the Volume Folder area.
13. Type notes in the Notes field as needed.
14. To schedule snapshot creation and expiration for the volume, apply one or more Snapshot Profiles by clicking Change across
from Snapshot Profiles.
15. To enable compression on eligible data in the volume, select Compression from the Data Reduction Profile drop-down
menu.
Storage Center Server Administration
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