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Exam Professional Cloud Database Engineer All Questions

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Exam Professional Cloud Database Engineer topic 1 question 144 discussion

Actual exam question from Google's Professional Cloud Database Engineer
Question #: 144
Topic #: 1
[All Professional Cloud Database Engineer Questions]

You are using Memorystore for Redis to cache frequently accessed data and improve your application's performance. Recently, your application is experiencing sudden spikes in latency when interacting with the Memorystore for Redis instance. Upon checking the logs, you discover a high number of "evicted keys" messages. You want to reduce the occurrences of latency spikes and their impact on the application. What should you do?

  • A. Increase the time to live (TTL) value of all the keys within the cache.
  • B. Redeploy your application to the same zone as the Memorystore instance.
  • C. Scale the Memorystore instance to a larger memory size.
  • D. Enable read replicas. Deploy additional read replica instances to distribute read workloads.
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Suggested Answer: C 🗳️

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