EMC Exam Questions

What are the most important metrics to use for storage performance reporting in the Hosts/Applicatio

What are the most important metrics to use for storage performance reporting in the
Hosts/Application tier?

A.
CPU Busy and paging rates

B.
I/Oblocksize and I/O response time

C.
I/O response time and I/O queues

D.
I/O queues and I/Oblocksize