evaluationState

If the value of this field is EVALUATION_ERROR, it indicates configuration errors in the alarm setup that require review and correction. Refer to the StateReason field of the alarm for more details.

If the value of this field is EVALUATION_FAILURE, it indicates temporary CloudWatch issues. We recommend manual monitoring until the issue is resolved.

If the value of this field is PARTIAL_DATA, it indicates that the query returned the maximum 500 contributor groups but more matched. The alarm evaluates the available contributors, but results might be incomplete.