(1) An EMC networker customer has a file server with 4 million files and 6 TB of data across 12 LUNs with file system archiving enabled. They are currently backing up the file server using networker Snapimage. The customer has decided to use data domain client  direct with 12 savesets for each LUNs. They are recalling archived files  to migrate to a NAS solution.

How much memory on the file server is needed for this backup ?