A customer is looking for a NAS solution to support their read-intensive application.
This solution must meet the following requirements:
1000 users
Aggregate bandwidth of 5 GB/s
500 TB of user data
Typical latency of 5 ms.
The files are distributed evenly across 10 directories.
Which cluster configuration would best meet these requirements?
A.
Seven X400 (108 TB) nodes with no SSD
B.
Eight NL400 (96 TB) nodes with 1.6 TB SSD
C.
Eight X400 (96 TB) nodes with 1.6 TB SSD
D.
Twenty-five X200 (30 TB) nodes with 800 GB SSD
Explanation:
Answer cannot be B.
NL nodes do not have enough throughput for 5GBps.
Answer should be C.
Answer D is possible but not the best fit.
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the question said “aggregate” , the answer may be B
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cannot be D, 25 x node with 12x 30TB = 9000TB raw !!
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