A customer recently added a large number of new users to their VNX for Block storage
system. They now complain that the system is slow. You have been asked to fix this
problem. Their configuration uses traditional LUNs exclusively. They have a number of Flash
drives that are currently unused. Analysis of their application environment shows that several
LUNs have skew > 90%. Which technology would you implement to solve their performance
problem?

A.
FAST Cache

B.
FAST VP

C.
Flash RG

D.
Pool LUNs