Google Exam Professional-Cloud-DevOps-Engineer Topic 11 Question 6 Discussion

Actual exam question for Google's Professional Cloud DevOps Engineer exam

Question #: 6
Topic #: 11

[All Professional Cloud DevOps Engineer Questions]

You are performing a semiannual capacity planning exercise for your flagship service. You expect a service user growth rate of 10% month-over-month over the next six months. Your service is fully containerized and runs on Google Cloud Platform (GCP). using a Google Kubernetes Engine (GKE) Standard regional cluster on three zones with cluster autoscaler enabled. You currently consume about 30% of your total deployed CPU capacity, and you require resilience against the failure of a zone. You want to ensure that your users experience minimal negative impact as a result of this growth or as a result of zone failure, while avoiding unnecessary costs. How should you prepare to handle the predicted growth?

AVerity the maximum node pool size, enable a horizontal pod autoscaler, and then perform a load test to verity your expected resource needs.

BBecause you are deployed on GKE and are using a cluster autoscaler. your GKE cluster will scale automatically, regardless of growth rate.

CBecause you are at only 30% utilization, you have significant headroom and you won't need to add any additional capacity for this rate of growth.

DProactively add 60% more node capacity to account for six months of 10% growth rate, and then perform a load test to make sure you have enough capacity.

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Suggested Answer: B

by Taryn at May 08, 2022, 07:44 AM

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