A Company Has Deployed a Four-Node Cluster in a COLO

A company has deployed a four-node cluster in a COLO environment with server configurations listed below. The company wants to ensure there is 50% overhead for failover and redundancy. There are currently eight VMs running within the cluster with four vCPUs x32GB each. The company wants to better utilize its resources within the cluster without compromising failover and redundancy. Given the information above, which of the following should a cloud administrator do to BEST accommodate failover and redundancy requirements?

A) Ensure hyperthreading is being utilized with physical server CPUs.
B) Ensure dynamic resource allocation is being utilized.
C) Overcommit memory, and the systems will allocate resources as required.
D) Set hard limits for VM resources and turn on hyperthreading.

Correct Answer:

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