Google Cloud Professional Cloud Database Engineer — Question 11

Your application follows a microservices architecture and uses a single large Cloud SQL instance, which is starting to have performance issues as your application grows. in the Cloud Monitoring dashboard, the CPU utilization looks normal You want to follow Google-recommended practices to resolve and prevent these performance issues while avoiding any major refactoring. What should you do?

Answer options

• A. Use Cloud Spanner instead of Cloud SQL.
• B. Increase the number of CPUs for your instance.
• C. Increase the storage size for the instance.
• D. Use many smaller Cloud SQL instances.

Correct answer: D

Explanation

The correct answer is D, as using multiple smaller Cloud SQL instances can help distribute the load and improve performance for a microservices architecture. Options A and C may not effectively address the specific issue without significant changes, while option B could lead to underutilization of resources if the CPU utilization is already normal.