Suspends a process in a scaling group.


OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes SuspendProcesses

The operation that you want to perform. Set the value to SuspendProcesses.

ScalingGroupId String Yes asg-bp15oubotmrq11xe****

The ID of the scaling group.

ClientToken String No 123e4567-e89b-12d3-a456-42665544****

The client token that is used to ensure the idempotence of the request. You can use the client to generate the value, but you must ensure that it is unique among different requests.

The token can only contain ASCII characters and cannot exceed 64 characters in length. For more information, see How to ensure idempotence.

RegionId String No cn-hangzhou

The ID of the region where the scaling group resides.

Process.N String Yes ScaleIn

Process N that you want to suspend. Valid values of N: 1 to 100. Valid values:

  • ScaleIn
  • ScaleOut
  • HealthCheck
  • AlarmNotification
  • ScheduledAction

You can suspend five types of processes. If you specify more than five types, the duplicate types are automatically removed.

Response parameters

Parameter Type Example Description
RequestId String 3E2033F0-03B4-419D-BCE2-C2339DB51B30

The ID of the request.


Sample requests

&<Common request parameters>

Sample success responses

XML format

HTTP/1.1 200 OK


JSON format

HTTP/1.1 200 OK

  "RequestId" : "3E2033F0-03B4-419D-BCE2-C2339DB51B30"

Error codes

For a list of error codes, visit the API Error Center.

HTTP status code

Error code

Error message




The specified scaling group does not exist.

The error message returned because the specified scaling group does not exist within the current Alibaba Cloud account.



The specified value of parameter "%s" is not valid.

The error message returned because the value that you specified for a parameter is invalid.