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E-MapReduce:DeleteNodeGroup

Last Updated:Jun 22, 2026

Deletes a created cluster node group.

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RAM authorization

No authorization for this operation. If you encounter issues with this operation, contact technical support.

Request parameters

Parameter

Type

Required

Description

Example

RegionId

string

Yes

The region ID. You can call ListRegions to query available regions.

cn-hangzhou

ClusterId

string

Yes

The cluster ID.

c-b933c5aac8fe****

NodeGroupId

string

Yes

The node group ID.

ng-869471354ecd****

Description

string

No

The description.

机器组不再需要

Response elements

Element

Type

Description

Example

object

Schema of Response

Success

boolean

Indicates whether the operation to release the node group was successful. Valid values:

  • true: The operation was successful.

  • false: The operation failed.

true

RequestId

string

The request ID.

64EBE3F5-0498-1578-BEC0-6ACE364E912D

Examples

Success response

JSON format

{
  "Success": true,
  "RequestId": "64EBE3F5-0498-1578-BEC0-6ACE364E912D"
}

Error codes

HTTP status code

Error code

Error message

Description

400 OperationDenied The operation is invalid. %s
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
500 InternalError The request processing has failed due to some unknown error, exception or failure.
404 ResourceNotFound The resource not found by %s.
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.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.