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Question 141 - DBS-C01 discussion

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A company is using a Single-AZ Amazon RDS for MySQL DB instance for development. The DB instance is experiencing slow performance when queries are executed. Amazon CloudWatch metrics indicate that the instance requires more I/O capacity.

Which actions can a database specialist perform to resolve this issue? (Choose two.)

A.
Restart the application tool used to execute queries.
Answers
A.
Restart the application tool used to execute queries.
B.
Change to a database instance class with higher throughput.
Answers
B.
Change to a database instance class with higher throughput.
C.
Convert from Single-AZ to Multi-AZ.
Answers
C.
Convert from Single-AZ to Multi-AZ.
D.
Increase the I/O parameter in Amazon RDS Enhanced Monitoring.
Answers
D.
Increase the I/O parameter in Amazon RDS Enhanced Monitoring.
E.
Convert from General Purpose to Provisioned IOPS (PIOPS).
Answers
E.
Convert from General Purpose to Provisioned IOPS (PIOPS).
Suggested answer: B, E

Explanation:


https://aws.amazon.com/blogs/database/best-storage-practices-for-running-production-workloadson-hosted-databases-with-amazon-rds-or-amazon-ec2/

"If you find the pattern of IOPS usage consistently going beyond more than 16,000, you should modify the DB instance and change the storage type from gp2 to io1.

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asked 16/09/2024
Darren Bilmen
35 questions
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