CV0-002 · Question #486
A company has an internal SLA for CPU and RAM oversubscription that should stay below 120%. Storage utilization should stay below 90% with oversubscription below 160%. Given the following: Which of th
The correct answer is D. Add CPU and RAM to the cluster. To meet SLA requirements for CPU and RAM oversubscription, the most effective solution is to increase the overall physical compute resources within the cluster.
Question
A company has an internal SLA for CPU and RAM oversubscription that should stay below 120%. Storage utilization should stay below 90% with oversubscription below 160%. Given the following:
Which of the following should be done to meet the SLA?
Options
- AInstall a different hypervisor
- BAdd RAM to the hypervisors and new shelves to the storage array
- CAdd RAM to the hypervisors and increase the CPU clock
- DAdd CPU and RAM to the cluster
How the community answered
(32 responses)- A6% (2)
- B16% (5)
- C3% (1)
- D75% (24)
Why each option
To meet SLA requirements for CPU and RAM oversubscription, the most effective solution is to increase the overall physical compute resources within the cluster.
Installing a different hypervisor changes the virtualization platform but does not inherently increase the physical CPU or RAM capacity of the cluster.
Adding only RAM and storage addresses some capacity issues but fails to address potential CPU oversubscription, which is a key part of the SLA.
Increasing the CPU clock improves per-core performance but does not directly increase the total number of CPU cores or address oversubscription in a scalable cluster environment as effectively as adding more physical CPU resources.
Adding CPU and RAM to the cluster directly increases the total available physical resources, which will reduce the CPU and RAM oversubscription ratios and help meet the specified SLA limits for resource utilization.
Concept tested: Resource capacity planning and scaling in virtualized environments
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