GetOperation - E-MapReduce - Alibaba Cloud Documentation Center

Gets the details of an asynchronous operation.

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

There is currently no authorization information disclosed in the API.

Request parameters

Parameter	Type	Required	Description	Example
RegionId	string	Yes	The district ID.	cn-hangzhou
ClusterId	string	Yes	The ID of the cluster that you want to query.	c-b933c5aac8fe****
OperationId	string	Yes	The operation ID. References: CreateCluster IncreaseNodes	op-13c37a77c505****

Response parameters

Parameter	Type	Description	Example
	object	The response parameters.
Operation	Operation	The operation that was performed.
RequestId	string	The ID of the request.	9E3A7161-EB7B-172B-8D18-FFB06BA3896A

Examples

Sample success responses

JSONformat

{
  "Operation": {
    "ClusterId": "c-b933c5aac8fe****",
    "OperationId": "op-13c37a77c505****",
    "CreateTime": 1628589439114,
    "StartTime": 1628589439114,
    "EndTime": 1628589439114,
    "OperationType": "CLUSTER",
    "OperationState": "COMPLETED",
    "Description": "start",
    "StateChangeReason": {
      "Code": "OutOfStock",
      "Message": "The requested resource is sold out in the specified zone, try other types of resources or other regions and zones."
    }
  },
  "RequestId": "9E3A7161-EB7B-172B-8D18-FFB06BA3896A"
}

Error codes

HTTP status code	Error code	Error message
400	ConflictParameters	Parameters that must not be used together. %s
400	IncompleteSignature	The request signature is invalid.
400	InvalidAction	The action %s requested is invalid.
400	InvalidParameter	The specified parameter %s is not valid.
400	InvalidParameterValue	The input parameter %s is invalid or out of range.
400	MissingAction	The action %s requested is missing.
400	MissingParameter	The input parameter %s that is mandatory for processing this request is not supplied.
400	NotAuthorized	You do not have permission to perform this action. %s
400	ThrottlingException	The request was denied due to request throttling. %s
404	ResourceNotFound	The resource not found by %s.
500	InternalError	The request processing has failed due to some unknown error, exception or failure.
503	ServiceFailure	The request has failed due to a temporary failure of %s service.
503	ServiceUnavailable	The request has failed due to a temporary failure of the server.

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

Change history

Change time	Summary of changes	Operation
2024-06-18	The internal configuration of the API is changed, but the call is not affected	View Change Details
2022-06-10	The request parameters of the API has changed	View Change Details