An OS administrator is reporting slow storage throughput on a few VMs in a private IaaS cloud. Performance graphs on the host show no increase in CPU or memory. However, performance graphs on the storage show a decrease of throughput in both IOPS and MBps but not much increase in latency. There is no increase in workload, and latency is stable on the NFS storage arrays that are used by those VMs. Which of the following should be verified NEXT?
A) Application
B) SAN
C) VM GPU settings
D) Network

Question

Quizplus · Accepted Answer

The network should be verified next because the issue might be related to network congestion or misconfiguration affecting the data transfer between the storage and the VMs, especially since the storage is accessed over NFS, which relies on the network.

An OS Administrator Is Reporting Slow Storage Throughput on a Few