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Auto Scaling

Target tracking scaling rule

DescribeScalingPolicies

Call DescribeScalingPolicies to query a target tracking scaling rule.

tip

This topic only describes the new response parameters when you query a target tracking scaling rule. All other call configurations remain consistent with standard settings. For more information, see DescribeScalingPolicies.

Response parameters

ScalingPolicies

Name	Type	Sample value	The description.
TargetTrackingPolicy	Struct	-	The detailed information of the target tracking scaling rule. For more information, see the "TargetTrackingPolicy structure" table below.

TargetTrackingPolicy

RuleType	String	Static	The type of monitoring metric in the target tracking scaling rule.
DisableScaleIn	Boolean	false	Whether the target tracking scaling rule disables scale-in.
MetricName	String	CpuTotal_Avg	The monitoring metric of the target tracking scaling rule.
MetricUnit	String	Percent	The unit of the monitoring metric target value for the target tracking scaling rule.
TargetValue	String	20	The target value for the monitoring metric of the target tracking scaling rule.
ScaleInEvaluationCount	Integer	15	The number of consecutive threshold breaches required to trigger a scale-in alert for the target tracking scaling policy.
ScaleOutEvaluationCount	Integer	3	The number of consecutive threshold breaches required to trigger a scale-out alert for the target tracking scaling policy.

Last updated: 2026.06.24 17:08:55