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SOA-C02 · Question #617

A company performs advanced statistical analysis by using custom software. The custom software runs on a cluster of Amazon EC2 instances and is sensitive to network latency between the nodes. None…

The correct answer is A. Place all the EC2 instances into a cluster placement group. Cluster Placement Group: This type of placement group is designed to provide low latency and high throughput between instances by physically placing them close together in the same availability zone. It is optimal for applications that benefit from low latency, such as the…

Submitted by olafpl· Mar 30, 2026Cost and Performance Optimization

Question

A company performs advanced statistical analysis by using custom software. The custom software runs on a cluster of Amazon EC2 instances and is sensitive to network latency between the nodes. None of the instances are approaching their network throughput limitations. Which solution will MINIMIZE the network latency?

Options

  • APlace all the EC2 instances into a cluster placement group.
  • BConfigure and assign two Elastic IP addresses for each EC2 instance.
  • CConfigure jumbo frames on all the EC2 instances in the cluster.
  • DPlace all the EC2 instances into a spread placement group in the same AWS Region.

How the community answered

(29 responses)
  • A
    76% (22)
  • B
    14% (4)
  • C
    3% (1)
  • D
    7% (2)

Explanation

Cluster Placement Group: This type of placement group is designed to provide low latency and high throughput between instances by physically placing them close together in the same availability zone. It is optimal for applications that benefit from low latency, such as the statistical analysis being performed.

Topics

#cluster placement groups#network latency#EC2 proximity#HPC networking

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