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desired block size in the Block Level Deduplication Factor 
eld.  Select 64K for storage policies that backup le data and 
128K for storage policies that backup databases.
3.  Click OK to save the changes.
Enabling subclient software compression 
and deduplication
To enable software compression for all subclients associated with a 
primary storage policy copy:  
1.  From the Copy Properties dialog box select the Copy 
Properties (Deduplication - Advanced) tab.
2.  Select the Enable Software Compression with 
Deduplication eld.
3.  Click OK to save the changes.
To enable deduplication on a subclient associated with a primary 
storage policy copy:
1.  From the CommCell Browser right-click the subclient for which 
you wish to enable deduplication and then click Properties. 
2.  Click the Storage Device tab and then click the Deduplication 
tab. 
3.  Select On Client for signature generation.
4.  Click OK to save the changes. 
Note: Software compression and deduplication are enabled by 
default for subclients associated with a primary storage policy copy 
that has deduplication enabled.






