How can the administrator ensure the most cost-effective utilization of the all-flash storage array?

An administrator runs a vSphere cluster containing database VMs with extremely heavy disk I/O. Database VMs are placed on a costly all-flash array. The workloads are not memory intensive.

How can the administrator ensure the most cost-effective utilization of the all-flash storage array?
A . Enable Storage I/O Control on the flash datastores.
B . Install VMware Tools on the database VMs to ensure the hypervisor can receive I/O metrics.
C . Use a VM-to-Host affinity rule to ensure database VMs are prioritized.
D . Edit the cluster settings to place the virtual machine swap file on a different storage tier.

View Answer

Answer: D

Explanation:

Reference: https://pubs.vmware.com/vsphere-51/index.jsp?topic=%2Fcom.vmware.vsphere.resmgmt.doc %2FGUID-2D749168-6BEE-4218-B956-88980CE6AA9E.html