This topic is an example of API request CreateScalingRule(create a scaling rule). You must specify the ScalingGroupId.

http://ess.aliyuncs.com/?Action=CreateScalingRule
&ScalingGroupId=dP8VqSd9ENXPc0ciVmbcrBT1
&AdjustmentType=QuantityChangeInCapacity
&AdjustmentValue=1
&<common request parameters>

Response example

<CreateScalingRuleResponse>   
<ScalingRuleAri>
ari:acs:ess:cn-qingdao:1344371:scalingrule/eMKWG8SRNb9dBLAjweNI1Ik
</ScalingRuleAri>
    <ScalingRuleId>eMKWG8SRNb9dBLAjweNI1Ik</ScalingRuleId>
    <RequestId>570C84F4-A434-488A-AFA1-1E3213682B33</RequestId>
</CreateScalingRuleResponse>