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Triage ECS Cluster Underutilization Check CPU_UNDERUTILIZATION

  1. Configure ECS Cluster Underutilization Check
  2. Use Case for ECS Cluster Underutilization Check
  3. Triage Guides by Violation Type
    1. Triage ECS Cluster Underutilization Check CPU_UNDERUTILIZATION
    2. Triage ECS Cluster Underutilization Check MEMORY_UNDERUTILIZATION

CPU Underutilization Triage Guide​

  1. Understand

You should care because underutilized resources incur unnecessary costs.

  1. Validate

Confirm by comparing metrics in AWS CloudWatch. The data source is CloudWatch metrics. To retrieve manually, use the CloudWatch console. The policy runs daily.

  1. Triage

Unaddressed, it may lead to continued unnecessary costs. No outages expected for remediation.

  1. Act

Resize the cluster to better match usage or adjust workloads. Consider autoscaling.

  1. Reflect

If frequent alerts occur, review workloads or adjust the threshold.