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A customer is using an EMC VNX AVM pool populated with RAID 5 (4+1) LUNs to create file
systems. The file systems support a pre-press graphics application. Cache analysis of the VNX
shows a high level of coalescence and a high percentage of dirty pages.
What is the expected write penalty?

A.
1.25

B.
0.80

C.
2.50

D.
1.00