# Retrieve disk usage details of a computer

Returns the overall disk utilization of a computer including total size, used space, free space, and their percentages.

## Endpoint

`GET /dcapi/inventory/computers/{resourceID}/diskUsageSummary`

## Request

### Request URL

`https://{server-hostname}:8383/dcapi/inventory/computers/{resourceID}/diskUsageSummary`

### Scope

`Inventory.READ`

### Header

`Authorization: d92d4xxxxxxxxxxxxx15f52`

### Request Parameters

#### Request Headers

| Name | Type | Required | Value |
|---|---|---|---|
| Accept | string | Mandatory | application/diskUsageSummary.v1+json |

#### Path Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| resourceID | string | Mandatory | Resource identifier of the computer. Obtain from the response of the [Get Computers List](https://www.manageengine.com/products/desktop-central/help/api/onpremise/computers-getcomputers.html) API. |

### Sample Request

```curl
curl --request GET \
  --url https://appdomain/dcapi/inventory/computers/{resourceID}/diskUsageSummary \
  --header 'Accept: application/diskUsageSummary.v1+json' \
  --header 'Authorization:  d92d4xxxxxxxxxxxxx15f52'
```

## Response Parameters

### HTTP Code 200

Response Body: `application/json`

| Name | Type | Description |
|---|---|---|
| diskSize | string | Total disk size in GB |
| diskUsedSize | string | Used disk space in GB |
| diskFreeSize | string | Free disk space in GB |
| diskUsedPercentage | string | Percentage of disk space used |
| diskFreePercentage | string | Percentage of disk space free |

#### Sample Response: HTTP 200

Disk usage details

```json
{
  "diskFreePercentage": 63.06,
  "diskSize": 953,
  "diskUsedPercentage": 36.94,
  "diskUsedSize": 352,
  "diskFreeSize": 601
}
```

### HTTP Code 401

Response Body: `application/json`

| Name | Type | Description |
|---|---|---|
| error_code | string | UAC_UNAUTHORIZED - user lacks the required uem-roles or credentials are missing |
| error_description | string | Authentication or authorization failure reason |

#### Sample Response: HTTP 401

Missing credentials

```json
{
  "error_description": "Unauthorized access",
  "error_code": "UAC_UNAUTHORIZED"
}
```

### HTTP Code 404

Response Body: `application/json`

| Name | Type | Description |
|---|---|---|
| error_code | string | RESOURCE_NOT_AVAILABLE - the specified resourceID does not exist or is not accessible |
| error_description | string | Resource not found message |

#### Sample Response: HTTP 404

Resource not found

```json
{
  "error_description": "The specified resource was not found",
  "error_code": "RESOURCE_NOT_AVAILABLE"
}
```

### HTTP Code 500

Response Body: `application/json`

| Name | Type | Description |
|---|---|---|
| error_code | string | INTERNAL_ERROR - unexpected exception in the service layer |
| error_description | string | Internal server error message |

#### Sample Response: HTTP 500

Server error

```json
{
  "error_description": "Internal server error",
  "error_code": "INTERNAL_ERROR"
}
```

## Possible Response Codes

- `200` — HTTP code
- `401` — HTTP code
- `404` — HTTP code
- `500` — HTTP code

**Duration:** 1 minute | **Threshold:** 120 | **Lock period:** 5 minutes

Duration - Time window for the threshold.  
Threshold - Number of API calls allowed within the specified duration.  
Lock Period - Wait time before consecutive API requests.