EMC Exam Questions

How many host IOPs can the pool support?

A customer creates a multi-tiered pool with the following configuration:
Five 200 GB FAST VP optimized Flash drives configured as 4+1 RAID 5
Ten 600 GB 15 krpm SAS drives configured as 4+1 RAID 5
Sixteen 2 TB NL-SAS drives configured as 6+2 RAID 6
The customer’s workload consists of 4 kB random I/Os with a R/W ratio of 2:1.
How many host IOPs can the pool support?

A.
3,397 writes/s and 6,793 reads/s

B.
28,240 IOPs

C.
20,740 IOPs

D.
6,913 writes/s and 13,827 reads/s