Dell-EMC
E20-885 · Question #128
E20-885 Question #128: Real Exam Question with Answer & Explanation
The correct answer is B. I/O size. See the full explanation below for the reasoning.
Question
A customer has two identically configured Linux hosts (OS version, memory, CPU) attached to the same network. One host is NFS-attached and the other is FC-attached to an EMC VNX. Both the NFS file systems and the SAN LUNs are created from four RAID 5 (4+1) RAID groups. LUNs are not shared between file and block. The customer reports NFS-attached host is able to achieve much greater throughput via NFSv4 versus the FC-attached host. What is the source of the performance difference between the file and block configurations?
Options
- AFC encapsulation overhead
- BI/O size
- CHost Patch levels
- DNFS version
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