--- title: "Get changeable node specification" slug: "analytics-vpcsearchengine-cluster-productlistforspecchange" tags: ["Search Engine Service"] updated: 2026-09-17T09:50:01Z published: 2026-09-17T09:50:01Z canonical: "api.ncloud-docs.com/analytics-vpcsearchengine-cluster-productlistforspecchange" --- > ## 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 node in a search engine cluster. ## Request This section describes the request format. The method and URI are as follows: | Method | URI | | --- | --- | | POST | /api/v2/cluster/getNodeProductListForSpecChange/{serviceGroupInstanceNo} (Korea Region) | | POST | /api/sgn-v2/cluster/getNodeProductListForSpecChange/{serviceGroupInstanceNo} (Singapore Region) | | POST | /api/jpn-v2/cluster/getNodeProductListForSpecChange/{serviceGroupInstanceNo} (Japan Region) | ### Request headers For information about the headers common to all Search Engine Service APIs, see [Search Engine Service request headers](/docs/en/analytics-vpcsearchengine#%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-vpcsearchengine-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 node spec](/docs/en/analytics-vpcsearchengine-cluster-getnodespecdetail). | ### Request example The request example is as follows: ``` curl --location --request POST 'https://vpcsearchengine.apigw.ntruss.com/api/v2/cluster/getNodeProductListForSpecChange/1037*****' \ --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.VELST.OS.LNX64.CNTOS.0708.B050" }' ``` ## Response This section describes the response format. ### 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-vpcsearchengine-cluster-productlistforspecchange#%EC%84%9C%EB%B2%84%ED%83%80%EC%9E%85%EC%A0%95%EB%B3%B4) | | `result.dataNodeProductList` | Array | - | Data node server type list: [Server type information](/docs/en/analytics-vpcsearchengine-cluster-productlistforspecchange#%EC%84%9C%EB%B2%84%ED%83%80%EC%9E%85%EC%A0%95%EB%B3%B4) | | `result.masterNodeProductList` | Array | - | Master node server type list: [Server type information](/docs/en/analytics-vpcsearchengine-cluster-productlistforspecchange#%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` | Integer | - | 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 response status codes common to all Search Engine Service APIs, see [Search Engine Service response status codes](/docs/en/analytics-vpcsearchengine#%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.VELST.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": "VELST", "infraResourceDetailTypeCode": null, "cpuCount": "2", "memorySize": 8589934592, "baseBlockStorageProductCode": "SPBSTBSTBS000005", "diskType2Code": "NET", "isChangeSpec": true, "isSelected": true }, ... ], "dataNodeProductList": [ { "productCode": "SVR.VELST.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": "VELST", "infraResourceDetailTypeCode": null, "cpuCount": "2", "memorySize": 8589934592, "baseBlockStorageProductCode": "SPBSTBSTBS000005", "diskType2Code": "NET", "isChangeSpec": true, "isSelected": true }, ... ], "masterNodeProductList": [ { "productCode": "SVR.VELST.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": "VELST", "infraResourceDetailTypeCode": null, "cpuCount": "2", "memorySize": 8589934592, "baseBlockStorageProductCode": "SPBSTBSTBS000005", "diskType2Code": "NET", "isChangeSpec": true, "isSelected": false }, ... ] }, "requestId": "4d16abf0-****-****-****-1a1e60d5ee68" } ```