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ECS Instance Group Maximum Amount Required

ID: rule:aliyun:ecs-instance-group-max-amount-required
Severity: medium
IaC Types: ROS

Description​

ECS instance groups should declare MaxAmount so the intended replica ceiling is explicit.

Reason for Violation​

The ECS instance group does not specify MaxAmount.

Recommendation​

Configure MaxAmount, preferably at least 2 for production workloads.

Resource Types​

  • ALIYUN::ECS::InstanceGroup