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DBS-C01 · Question #234

A company is using an Amazon ElastiCache for Redis cluster to host its online shopping website. Shoppers receive the following error when the website's application queries the cluster: Which…

The correct answer is A. Reduce the TTL value for keys on the node. B. Choose a larger node type. C. Test different values in the parameter group for the maxmemory-policy parameter to find the ideal. https://aws.amazon.com/premiumsupport/knowledge-center/oom-command-not-allowed-redis/

Submitted by cyberguy42· Mar 6, 2026Management and Operations

Question

A company is using an Amazon ElastiCache for Redis cluster to host its online shopping website. Shoppers receive the following error when the website’s application queries the cluster:

Which solutions will resolve this memory issues with the LEAST amount of effort? (Choose three.)

Options

  • AReduce the TTL value for keys on the node.
  • BChoose a larger node type.
  • CTest different values in the parameter group for the maxmemory-policy parameter to find the ideal
  • DIncrease the number of nodes.
  • EMonitor the EngineCPUUtilization Amazon CloudWatch metric. Create an AWS Lambda function
  • FIncrease the TTL value for keys on the node.

How the community answered

(24 responses)
  • A
    71% (17)
  • D
    17% (4)
  • E
    8% (2)
  • F
    4% (1)

Explanation

https://aws.amazon.com/premiumsupport/knowledge-center/oom-command-not-allowed-redis/

Topics

#ElastiCache Redis#memory management#TTL#node sizing

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