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DBS-C01 · Question #219

DBS-C01 Question #219: Real Exam Question with Answer & Explanation

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Submitted by olafpl· Mar 6, 2026Monitoring and Troubleshooting

Question

A database specialist is working on an Amazon RDS for PostgreSQL DB instance that is experiencing application performance issues due to the addition of new workloads. The database has 5 ТВ of storage space with Provisioned IOPS. Amazon CloudWatch metrics show that the average disk queue depth is greater than 200 and that the disk I/O response time is significantly higher than usual. What should the database specialist do to improve the performance of the application immediately?

Options

  • AIncrease the Provisioned IOPS rate on the storage.
  • BIncrease the available storage space.
  • CUse General Purpose SSD (gp2) storage with burst credits.
  • DCreate a read replica to offload Read IOPS from the DB instance.

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Topics

#RDS PostgreSQL#Performance tuning#Provisioned IOPS#CloudWatch metrics
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