Câu 115: AWS Certified SysOps Administrator(Old)
You are running a database on an EC2 instance, with the data stored on Elastic Block Store (EBS) for persistence. At times throughout the day, you are seeing large variance in the response times of the database queries Looking into the instance with the isolate command you see a lot of wait time on the disk volume tha…
Nội dung câu hỏi
You are running a database on an EC2 instance, with the data stored on Elastic Block Store (EBS) for persistence. At times throughout the day, you are seeing large variance in the response times of the database queries Looking into the instance with the isolate command you see a lot of wait time on the disk volume that the database's data is stored on. What two ways can you improve the performance of the database's storage while maintaining the current persistence of the data? (Choose two.)
Các lựa chọn
Đáp án được giữ gọn theo nhãn A, B, C, D trong phần bình chọn tương tác.
- A. Move to an SSD backed instance
- B. Move the database to an EBS-Optimized Instance — đáp án hiện tại
- C. T Use Provisioned IOPs EBS — đáp án hiện tại
- D. Use the ephemeral storage on an m2 4xiarge Instance Instead
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