DeleteFunctionInstance - OpenSearch - Alibaba Cloud Documentation Center

Deletes an algorithm instance. Before you delete an instance, make sure that it is not in use to prevent service interruptions.

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:
- The required resource types are displayed in bold characters.
- 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
opensearch:WriteFunction	delete	FunctionInstance acs:opensearch:{#regionId}:{#accountId}:apps/{#AppGroupId} Instance acs:opensearch:{#regionId}:{#accountId}:apps/{#AppGroupId}	none	none

Request syntax

DELETE /v4/openapi/app-groups/{appGroupIdentity}/functions/{functionName}/instances/{instanceName} HTTP/1.1

Request parameters

Parameter	Type	Required	Description	Example
appGroupIdentity	string	Yes	The name of the application.	“my_app_group_name”
functionName	string	Yes	The name of the feature.	"ctr"
instanceName	string	Yes	The name of the instance.	"ctr_test"

Sample requests

DELETE /v4/openapi/app-groups/my-app/functions/ctr/instances/ctr_test

Response parameters

Parameter	Type	Description	Example
	object	The result of the request.
Status	string	The status of the request. Valid values: OK: The request is successful. FAIL: The request fails.	"OK"
HttpCode	long	The HTTP status code.	200
RequestId	string	The ID of the request.	"1081EB05-473C-5BF4-95BE-6D7CAD5E2213"
Message	string	The error message. If no error occurs, this parameter is left empty.	"instance not exist."
Code	string	The error code. If no error occurs, this parameter is left empty.	"Instance.NotExist"
Latency	long	The time consumed for the request, in milliseconds.	10

Examples

Sample success responses

JSONformat

{
  "Status": "\"OK\"",
  "HttpCode": 200,
  "RequestId": "\"1081EB05-473C-5BF4-95BE-6D7CAD5E2213\"",
  "Message": "\"instance not exist.\"",
  "Code": "\"Instance.NotExist\"",
  "Latency": 10
}

Error codes

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

Change history

Change time	Summary of changes	Operation

No change history