---
title: "Get changeable node specification"
slug: "analytics-clouddatastreamingservice-cluster-getnodeproductli"
updated: 2026-09-17T09:51:28Z
published: 2026-09-17T09:51:28Z
canonical: "api.ncloud-docs.com/analytics-clouddatastreamingservice-cluster-getnodeproductli"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://api.ncloud-docs.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Get changeable node specification

Available in VPC

Get changeable server specifications for each cluster node of Cloud Data Streaming Service.

## Request

This section describes the request format. The method and URI are as follows:

| Method | URI |
| --- | --- |
| POST | /api/v1/cluster/getNodeProductListForSpecChange/{serviceGroupInstanceNo} (Korea Region) |
| POST | /api/sgn-v1/cluster/getNodeProductListForSpecChange/{serviceGroupInstanceNo} (Singapore Region) |
| POST | /api/jpn-v1/cluster/getNodeProductListForSpecChange/{serviceGroupInstanceNo} (Japan Region) |

### Request headers

For information about the headers common to all Cloud Data Streaming Service APIs, see [Cloud Data Streaming Service request headers](/docs/en/analytics-clouddatastreamingservice#%EC%9A%94%EC%B2%AD%ED%97%A4%EB%8D%94).

### Request path parameters

You can use the following path parameters with your request:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `serviceGroupInstanceNo` | Integer | Required | Cluster instance number - See [Get cluster list](/docs/en/analytics-clouddatastreamingservice-cluster-getclusterinfolist). |

### Request body

You can include the following data in the body of your request:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `softwareProductCode` | String | Required | Operating system type code - See [Get operating system type](/docs/en/analytics-clouddatastreamingservice-cluster-getosproductlist). |

### Request example

The request example is as follows:

```
curl --location --request POST 'https://clouddatastreamingservice.apigw.ntruss.com/api/v1/cluster/getNodeProductListForSpecChange/1009*****' \
--header 'x-ncp-apigw-timestamp: {Timestamp}' \
--header 'x-ncp-iam-access-key: {Access Key}' \
--header 'x-ncp-apigw-signature-v2: {API Gateway Signature}' \
--header 'Content-Type: application/json' \
--data '{ 
  "softwareProductCode": "SW.VCDSS.OS.LNX64.CNTOS.0708.B050"
}'
```

### Response body

The response body includes the following data:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `code` | Integer | - | Response code |
| `message` | String | - | Response message |
| `result` | Object | - | Response result |
| `result.managerNodeProductList` | Array | - | Manager node server type list: [Server type information](/docs/en/analytics-clouddatastreamingservice-cluster-getnodeproductli#%EC%84%9C%EB%B2%84%ED%83%80%EC%9E%85%EC%A0%95%EB%B3%B4) |
| `result.brokerNodeProductList` | Array | - | Broker node server type list: [Server type information](/docs/en/analytics-clouddatastreamingservice-cluster-getnodeproductli#%EC%84%9C%EB%B2%84%ED%83%80%EC%9E%85%EC%A0%95%EB%B3%B4) |
| `requestId` | String | - | ID for the request - UUID format |

#### Server type information

The following describes the server type information.

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `productCode` | String | - | Server type code |
| `productName` | String | - | Server type name |
| `productKoreanName` | String | - | Server type name (Korean) |
| `productEnglishName` | String | - | Server type name (English) |
| `productJapaneseName` | String | - | Server type name (Japanese) |
| `productDesc` | String | - | Server description |
| `productKoreanDesc` | String | - | Server description (Korean) |
| `productEnglishDesc` | String | - | Server description (English) |
| `productJapaneseDesc` | String | - | Server description (Japanese) |
| `productType2Code` | String | - | Server classification |
| `infraResourceTypeCode` | String | - | Infrastructure resource type |
| `infraResourceDetailTypeCode` | String | - | Infrastructure resource detailed type |
| `cpuCount` | String | - | Number of CPUs |
| `memorySize` | Integer | - | Memory size (byte) |
| `baseBlockStorageProductCode` | String | - | Default block storage type |
| `diskType2Code` | String | - | Disk type |
| `isChangeSpec` | Boolean | - | Whether server type can be changed - `true` \| `false` - `true`: changeable - `false`: not changeable |
| `isSelected` | Boolean | - | Current usage status - `true` \| `false` - `true`: in use - `false`: not in use |

### Response status codes

For information about the HTTP status codes common to all Cloud Data Streaming Service APIs, see [Cloud Data Streaming Service response status codes](/docs/en/analytics-clouddatastreamingservice#%EC%9D%91%EB%8B%B5%EC%83%81%ED%83%9C%EC%BD%94%EB%93%9C).

### Response example

The response example is as follows:

```
{
    "code": 0,
    "message": "SUCCESS",
    "result": {
        "managerNodeProductList": [
            {
                "productCode": "SVR.VCDSS.STAND.C002.M008.NET.SSD.B050.G002",
                "productName": "[STAND] 2 vCPUs, 8 GB memory, 50 GB [SSD] disk",
                "productKoreanName": "2 vCPUs, 8 GB memory, 50 GB [SSD] disk",
                "productEnglishName": "vCPU 2EA, Memory 8GB, [SSD]Disk 50GB",
                "productJapaneseName": "vCPU 2EA, Memory 8GB, [SSD]Disk 50GB",
                "productDesc": "2 vCPUs, 8 GB memory, 50 GB [SSD] disk",
                "productKoreanDesc": "2 vCPUs, 8 GB memory, 50 GB [SSD] disk",
                "productEnglishDesc": "[STAND] vCPU 2EA, Memory 8GB, [SSD]Disk 50GB",
                "productJapaneseDesc": "vCPU 2EA, Memory 8GB, [SSD]Disk 50GB",
                "productType2Code": "STAND",
                "infraResourceTypeCode": "VCDSS",
                "infraResourceDetailTypeCode": null,
                "cpuCount": "2",
                "memorySize": 8589934592,
                "baseBlockStorageProductCode": "SPBSTBSTBS000005",
                "diskType2Code": "NET",
                "isChangeSpec": true,
                "isSelected": true
            },
            ...
        ],
        "brokerNodeProductList": [
            {
                "productCode": "SVR.VCDSS.STAND.C002.M008.NET.SSD.B050.G002",
                "productName": "[STAND] 2 vCPUs, 8 GB memory, 50 GB [SSD] disk",
                "productKoreanName": "2 vCPUs, 8 GB memory, 50 GB [SSD] disk",
                "productEnglishName": "vCPU 2EA, Memory 8GB, [SSD]Disk 50GB",
                "productJapaneseName": "vCPU 2EA, Memory 8GB, [SSD]Disk 50GB",
                "productDesc": "2 vCPUs, 8 GB memory, 50 GB [SSD] disk",
                "productKoreanDesc": "2 vCPUs, 8 GB memory, 50 GB [SSD] disk",
                "productEnglishDesc": "[STAND] vCPU 2EA, Memory 8GB, [SSD]Disk 50GB",
                "productJapaneseDesc": "vCPU 2EA, Memory 8GB, [SSD]Disk 50GB",
                "productType2Code": "STAND",
                "infraResourceTypeCode": "VCDSS",
                "infraResourceDetailTypeCode": null,
                "cpuCount": "2",
                "memorySize": 8589934592,
                "baseBlockStorageProductCode": "SPBSTBSTBS000005",
                "diskType2Code": "NET",
                "isChangeSpec": true,
                "isSelected": true
            },
            ...
        ]
    },
    "requestId": "3ad7ea22-****-****-****-9d0ee4c9ab2f"
}
```