---
title: "detachblockstorageinstances"
slug: "detachblockstorageinstances-1"
updated: 2026-10-22T10:47:05Z
published: 2026-10-22T10:47:05Z
canonical: "api-gov.ncloud-docs.com/detachblockstorageinstances-1"
---

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

# detachblockstorageinstances

## 개요

블록 스토리지 인스턴스 리스트를 서버 인스턴스에서 할당 해제합니다.

## 요청

### 요청 파라미터

| 파라미터명 | 필수 여부 | 타입 | 제약 사항 | 설명 |
| --- | --- | --- | --- | --- |
| blockStorageInstanceNoList.N | Yes | List<String> | 중복 불가 | - 블록 스토리지 인스턴스 번호 리스트 서버 인스턴스에서 할당 해제할 블록 스토리지 인스턴스 번호 결정 blockStorageInstanceNo는 getBlockStorageInstanceList 액션을 통해 획득 가능 ex) blockStorageInstanceNoList.1=1234&blockStorageInstanceNoList.2=2345 |
| responseFormatType | No | String |  | - 응답 결과의 포맷 타입 Options : xml \| json Default : xml |

## 응답

### 응답 바디

- [BlockStorageInstanceList](/docs/common-apidatatype-blockstorageinstancelist)

## 예시

### 요청 예시

```
GET {SERVER_API_URL}/detachBlockStorageInstances
?blockStorageInstanceNoList.1=***1004
```

### 응답 예시

```
<detachBlockStorageInstancesResponse>
  <requestId>c8172d4a-5486-4d34-9331-dfec6a747abf</requestId>
  <returnCode>0</returnCode>
  <returnMessage>success</returnMessage>
  <totalRows>1</totalRows>
  <blockStorageInstanceList>
    <blockStorageInstance>
      <blockStorageInstanceNo>***1004</blockStorageInstanceNo>
      <serverInstanceNo>***1003</serverInstanceNo>
      <serverName>test-***</serverName>
      <blockStorageType>
        <code>SVRBS</code>
        <codeName>Server BS</codeName>
      </blockStorageType>
      <blockStorageName>test-***</blockStorageName>
      <blockStorageSize>53687091200</blockStorageSize>
      <deviceName>/dev/xvdb</deviceName>
      <blockStorageProductCode>SPBSTBSTAD000006</blockStorageProductCode>
      <blockStorageInstanceStatus>
        <code>ATTAC</code>
        <codeName>Block storage ATTACHED state</codeName>
      </blockStorageInstanceStatus>
      <blockStorageInstanceOperation>
        <code>DETAC</code>
        <codeName>Block Storage RESTART OP</codeName>
      </blockStorageInstanceOperation>
      <blockStorageInstanceStatusName>detaching</blockStorageInstanceStatusName>
      <createDate>2018-10-22T16:19:51+0900</createDate>
      <blockStorageInstanceDescription></blockStorageInstanceDescription>
      <diskType>
        <code>NET</code>
        <codeName>Network Storage</codeName>
      </diskType>
      <diskDetailType>
        <code>SSD</code>
        <codeName>SSD</codeName>
      </diskDetailType>
      <maxIopsThroughput>4000</maxIopsThroughput>
      <region>
        <regionNo>1</regionNo>
        <regionCode>KR</regionCode>
        <regionName>KOREA</regionName>
      </region>
      <zone>
        <zoneNo>2</zoneNo>
        <zoneName>KR-1</zoneName>
        <zoneCode>KR-1</zoneCode>
        <zoneDescription>KR-1 zone</zoneDescription>
        <regionNo>1</regionNo>
      </zone>
    </blockStorageInstance>
  </blockStorageInstanceList>
</detachBlockStorageInstancesResponse>
```