EventRedeployInstance - ENS - Alibaba Cloud Documentation Center

The event that is used to immediately redeploy a specified resource or by appointment

Operation description

This O&M operation supports only the following event types: Instance:SystemFailure.Redeploy (instance redeployment due to system problems) and Instance:SystemMaintenance.Redeploy (instance redeployment due to system maintenance).

Debugging

You can run this interface directly in OpenAPI Explorer, saving you the trouble of calculating signatures. After running successfully, OpenAPI Explorer can automatically generate SDK code samples.

Debug

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

Operation: the value that you can use in the Action element to specify the operation on a resource.
Access level: the access level of each operation. The levels are read, write, and list.
Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- For mandatory resource types, indicate with a prefix of * .
- If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
Condition Key: the condition key that is defined by the cloud service.
Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.

Operation	Access level	Resource type	Condition key	Associated operation
ens:EventRedeployInstance	none	All Resources ``	none	none

Request parameters

Parameter	Type	Required	Description	Example
EventId	string	Yes	The ID of the system event.	e-d71ff150945b9c02eb6ebc0016328468
ResourceId	string	Yes	The ID of the resource.	i-55qi8m11rr53c4i964md8a00l
OpsType	string	Yes	The type of the O&M task. Valid values: immediate scheduled	immediate
PlanTime	long	No	The execution time of the reservation. The timestamp is measured in milliseconds. If the OpsType parameter is set to scheduled, this parameter is required.	1742452232000

Response parameters

Parameter	Type	Description	Example
	object	The data returned.
RequestId	string	The ID of the request.	125B04C7-3D0D-4245-AF96-14E3758E3F06

Examples

Sample success responses

JSONformat

{
  "RequestId": "125B04C7-3D0D-4245-AF96-14E3758E3F06"
}

Error codes

HTTP status code	Error code	Error message
400	NoPermission	Permission denied.
400	InvalidParameter.%s	The specified field %s invalid. Please check it again.

For a list of error codes, visit the Service error codes.

Change history

Change time	Summary of changes	Operation
2025-12-04	The Error code has changed	View Change Details