DBS-C01 · Question #122
DBS-C01 Question #122: Real Exam Question with Answer & Explanation
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Question
A large retail company recently migrated its three-tier ecommerce applications to AWS. The company's backend database is hosted on Amazon Aurora PostgreSQL. During peak times, users complain about longer page load times. A database specialist reviewed Amazon RDS Performance Insights and found a spike in IO:XactSync wait events. The SQL attached to the wait events are all single INSERT statements. How should this issue be resolved?
Options
- AModify the application to commit transactions in batches
- BAdd a new Aurora Replica to the Aurora DB cluster.
- CAdd an Amazon ElastiCache for Redis cluster and change the application to write through.
- DChange the Aurora DB cluster storage to Provisioned IOPS (PIOPS).
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