To view and change the properties of a LUN:
1. Select Shares.
2. Click the Data Set button (with four cubes, 
).
The Shares screen displays (see the figure in Step 4).
3. Select the LUN that you want to explore by clicking it.
The color of the LUN turns purple.
4. Right-click the LUN.
A pop-up menu displays:
5. Select Properties.
The Properties pane for the selected LUN displays at the right of the screen:
Note: You can also use a shortcut to display the Properties pane of a LUN. Click the screen Expand button (
) on the top right of the screen to display the Properties pane (see the red oval on the top right of the previous figure). Click the same button (which now appears as a reversed arrow 
) again to hide the Properties pane.
6. Change the settings as explained in the following table. Click the flag button (
) to save any changes in a field or drop-down list.
|
Item |
Description |
|
|
Summary |
||
|
Size |
The size is provided for information only. For information about how to expand the size of an existing LUN, see the How do I expand the size of a LUN on my ReadyDATA storage system? |
|
|
Path |
The path is provided for information only. |
|
|
Properties |
||
|
Name |
A unique name to identify the LUN. Do not include spaces in the name. |
|
|
Description |
An optional description to help identify the LUN. |
|
|
Logbias |
Change the logbias setting by making a selection from the Logbias drop-down list:
|
|
|
Compression |
Select the Compression check box to enable data compression. Compression saves storage space and increases the speed of data transfers, but the compression and decompression processes require additional resources. |
|
|
Dedupe |
Select the Dedupe check box to enable deduplication, which prevents storage of redundant data on the share. Unique data is stored only once on the share, and other instances of the identical data are removed and replaced by a pointer to the unique data. This storage method saves storage space and increases the speed of data transfers. By default, the Dedupe check box is cleared.
|
|
|
Provision |
The provision setting is provided for information only. You cannot change the provision setting of an existing LUN. |
|
|
Size |
For information about how to expand the size of an existing LUN, see the How do I expand the size of a LUN on my ReadyDATA storage system? |
|
|
Protection |
||
|
Continuous Protection |
Select the Continuous Protection check box to enable data protection through snapshots and configure the frequency at which snapshots are made. By default, the Continuous check box is selected. For more information about snapshots, see the What snapshot concepts do I need to know before using my ReadyDATA storage system? |
|
|
Smart Snapshot Management |
Select the Smart Snapshot Management check box to enable automatic snapshot pruning. When enabled, this feature deletes older snapshots so that hourly snapshots are kept for 48 hours, daily snapshots are kept for4 weeks, weekly snapshots are kept for 8 weeks, and monthly snapshots are kept indefinitely.
|
|
|
Interval |
The interval specifies how often a snapshot is made. Make a selection from the drop-down list:
|
|
Note: The changes that you make on the Properties pane take effect immediately (that is, no Apply button exists to confirm the changes).
For information about how to set access right for a LUN, see the How do I create a LUN group and assign LUNs to LUN groups on my ReadyDATA storage system?