# V2 Clusters clusterArn Operations


## URI


`/api/v2/clusters/clusterArn/operations`

## HTTP methods


### GET


**Operation ID:** `ListClusterOperationsV2`

Returns a list of all the operations that have been performed on the specified MSK cluster.


**Path parameters**  

| Name | Type | Required | Description | 
| --- |--- |--- |--- |
| clusterArn | String | True | ARN of the cluster to be described. | 


**Query parameters**  

| Name | Type | Required | Description | 
| --- |--- |--- |--- |
| nextToken | String | False | If the response of ListClusters is truncated, it returns a nextToken in the response. This nextToken should be sent in the subsequent request to ListClusters. | 
| maxResults | String | False | Maximum number of clusters to fetch in one get request. | 


**Responses**  

| Status code | Response model | Description | 
| --- |--- |--- |
| 200 |  ListClusterOperationsV2Response | HTTP Status Code 200: OK. | 
| 400 | None | HTTP Status Code 400: Bad request due to incorrect input. Correct your request and then retry it. | 
| 401 | None | HTTP Status Code 401: Unauthorized request. The provided credentials couldn't be validated. | 
| 403 | None | HTTP Status Code 403: Access forbidden. Correct your credentials and then retry your request. | 
| 404 | None | HTTP Status Code 404: Resource not found due to incorrect input. Correct your request and then retry it. | 
| 429 | None | HTTP Status Code 429: Limit exceeded. Resource limit reached. | 
| 500 | None | HTTP Status Code 500: Unexpected internal server error. Retrying your request might resolve the issue. | 
| 503 | None | HTTP Status Code 503: Service Unavailable. Retrying your request in some time might resolve the issue. | 

### OPTIONS


Enable CORS by returning correct headers 


**Path parameters**  

| Name | Type | Required | Description | 
| --- |--- |--- |--- |
| clusterArn | String | True | ARN of the cluster to be described. | 


**Responses**  

| Status code | Response model | Description | 
| --- |--- |--- |
| 200 | None | 200 response | 

## Schemas


### Response bodies


#### ListClusterOperationsV2Response schema
ListClusterOperationsV2Response

```
{
  "nextToken": "string",
  "clusterOperationInfoList": [
    {
      "clusterType": enum,
      "clusterArn": "string",
      "operationState": "string",
      "startTime": "string",
      "operationType": "string",
      "endTime": "string",
      "operationArn": "string"
    }
  ]
}
```

## Properties


### ClusterOperationV2Summary


Returns information about a cluster operation.


| Property | Type | Required | Description | 
| --- |--- |--- |--- |
| clusterArn | string | False | ARN of the cluster. | 
| clusterType | [ClusterType](#v2-clusters-clusterarn-operations-model-clustertype) | False | Type of the backend cluster. | 
| endTime | string | False | The time at which the operation finished. | 
| operationArn | string | False | ARN of the cluster operation. | 
| operationState | string | False | State of the cluster operation. | 
| operationType | string | False | Type of the cluster operation. | 
| startTime | string | False | The time at which operation was created. | 

### ClusterType


The type of backend cluster.
+ `PROVISIONED`
+ `SERVERLESS`

### ListClusterOperationsV2Response


The response contains an array containing cluster operation information and a nextToken if the response is truncated. Displays operations of the type DECREASE\$1BROKER\$1COUNT in results list after a successful broker removal operation.


| Property | Type | Required | Description | 
| --- |--- |--- |--- |
| clusterOperationInfoList | Array of type [ClusterOperationV2Summary](#v2-clusters-clusterarn-operations-model-clusteroperationv2summary) | False | An array of cluster operation information objects. | 
| nextToken | string | False | If the response of ListClusterOperationsV2 is truncated, it returns a nextToken in the response. This nextToken should be sent in the subsequent request to ListClusterOperationsV2. | 

## See also


For more information about using this API in one of the language-specific AWS SDKs and references, see the following:

### ListClusterOperationsV2

+ [AWS Command Line Interface V2](/goto/cli2/kafka-2018-11-14/ListClusterOperationsV2)
+ [AWS SDK for .NET V4](/goto/DotNetSDKV4/kafka-2018-11-14/ListClusterOperationsV2)
+ [AWS SDK for C\$1\$1](/goto/SdkForCpp/kafka-2018-11-14/ListClusterOperationsV2)
+ [AWS SDK for Go v2](/goto/SdkForGoV2/kafka-2018-11-14/ListClusterOperationsV2)
+ [AWS SDK for Java V2](/goto/SdkForJavaV2/kafka-2018-11-14/ListClusterOperationsV2)
+ [AWS SDK for JavaScript V3](/goto/SdkForJavaScriptV3/kafka-2018-11-14/ListClusterOperationsV2)
+ [AWS SDK for Kotlin](/goto/SdkForKotlin/kafka-2018-11-14/ListClusterOperationsV2)
+ [AWS SDK for PHP V3](/goto/SdkForPHPV3/kafka-2018-11-14/ListClusterOperationsV2)
+ [AWS SDK for Python](/goto/boto3/kafka-2018-11-14/ListClusterOperationsV2)
+ [AWS SDK for Ruby V3](/goto/SdkForRubyV3/kafka-2018-11-14/ListClusterOperationsV2)