Call the GetFsUsage API to query the resource usage of the target file storage instance. ## Notice This API only supports querying resource usage for **file storage scenario** instances. Data lake scenario instances are not supported. ## Request parameters ### Query |**Parameter** |**Category** |**Required** |**Example value** |**Note** | |---|---|---|---|---| |FsName |String |Yes |doc\-test\-cfs\-1 |Name of the target file storage instance. | |Unit |String |Not supported |MiB |Unit for resource usage statistics. Supported units include B, KiB, MiB, GiB, TiB, and EiB.

The default value is MiB. | ## Response parameters |**Parameter** |**Category** |**Example value** |**Note** | |---|---|---|---| |AccountId |Integer |210\*\*0903 |ID of the current account. | |FsName |String |doc\-test\-cfs\-1 |Name of the file storage instance being queried. | |TimeSnapshot |String |2022\-10\-25T15:17:59.202 |Timestamp of the query result. | |Usage |String |1078146 MiB |Resource usage of the file storage instance | ## Request example ```JSON GET https://open.volcengineapi.com?Action=GetFsUsage&Version=2022-02-02&FsName=doc-test-cfs-1 Content-Type: application/json Region: cn-beijing ServiceName: cfs ``` ## Response example ```JSON { "Result": { "AccountId": "210**0903", "FsName": "doc-test-cfs-1", "TimeSnapshot": "2023-04-24T11:52:16.253", "Usage": "1078146 MiB" }, "ResponseMetadata": { "RequestId": "2023042411***AAD6FCCE542BF3", "Action": "GetFsUsage", "Version": "2022-02-02", "Service": "cfs", "Region": "cn-beijing", "Error": null } } ``` ## Error codes The following table lists the error codes for this API. For common error codes, please refer to [Common error codes](https://www.volcengine.com/docs/6720/108305). |**HttpCode** |**Error code** |**Error message** | |---|---|---| |404 |FsNameNotFound |When entering the FsName parameter, FsName does not belong to this account. |

Big Data File Storage