DBS-C01 · Question #151
DBS-C01 Question #151: Real Exam Question with Answer & Explanation
The correct answer is B: Change to a database instance class with higher throughput.. https://aws.amazon.com/blogs/database/best-storage-practices-for-running-production- workloads-on-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 st
Question
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.)
Options
- ARestart the application tool used to execute queries.
- BChange to a database instance class with higher throughput.
- CConvert from Single-AZ to Multi-AZ.
- DIncrease the I/O parameter in Amazon RDS Enhanced Monitoring.
- EConvert from General Purpose to Provisioned IOPS (PIOPS).
Explanation
https://aws.amazon.com/blogs/database/best-storage-practices-for-running-production- workloads-on-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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