ResizeDisks

Last updated:2026-01-13 21:47:55

ResizeDisks

Last updated: 2026-01-13 21:47:55

1. API Description

Domain name for API request: lighthouse.intl.tencentcloudapi.com.

This API is used to scale out a cloud disk. The operation currently only supports cloud disks of the data disk type that are in the ATTACHED or UNATTACHED status.

A maximum of 20 requests can be initiated per second for this API.

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2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name	Required	Type	Description
Action	Yes	String	Common Params. The value used for this API: ResizeDisks.
Version	Yes	String	Common Params. The value used for this API: 2020-03-24.
Region	Yes	String	Common Params. For more information, please see the list of regions supported by the product. This API only supports: ap-bangkok, ap-beijing, ap-chengdu, ap-guangzhou, ap-hongkong, ap-jakarta, ap-nanjing, ap-seoul, ap-shanghai, ap-singapore, ap-tokyo, eu-frankfurt, na-ashburn, na-siliconvalley, sa-saopaulo.
DiskIds.N	Yes	Array of String	Cloud disk ID list, which can be queried via the DescribeDisks API. The maximum length of the list is 15.
DiskSize	Yes	Integer	Size of the cloud disk after scale-out, in GB. The value range of the Premium Disk size is [10, 4000], and that of the Cloud SSD size is [20, 4000]. The cloud disk size after scale-out must be greater than the current disk size.

3. Output Parameters

Parameter Name	Type	Description
RequestId	String	The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem.

4. Example

Example1 Scaling Out a Cloud Disk

Input Example

POST / HTTP/1.1
Host: lighthouse.intl.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: ResizeDisks
<Common request parameters>

{
    "DiskIds": [
        "lhdisk-guzg7nsa"
    ],
    "DiskSize": 40
}

Output Example

{
    "Response": {
        "RequestId": "822edbc4-5d4a-4e19-9d61-2a243f04d06e"
    }
}

5. Developer Resources

SDK

TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

Tencent Cloud CLI 3.0

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code	Description
FailedOperation.InsufficientBalance	The account balance is insufficient. Top up promptly.
FailedOperation.ResizeDisksFailed	Failed to scale out the cloud disk. Try again later.
InvalidParameterValue.DiskSizeSmallerThanCurrentDiskSize	The specified cloud disk size is less than the current disk size.
InvalidParameterValue.Duplicated	Invalid parameter value: duplicate values are not allowed.
InvalidParameterValue.InvalidDiskIdMalformed	Invalid parameter value: the disk ID format is invalid.
InvalidParameterValue.InvalidDiskSize	The specified cloud disk size does not meet the requirements.
InvalidParameterValue.InvalidDiskType	Invalid cloud disk type.
OperationDenied.DiskUsageNotSupportOperation	The cloud disk type of the disk does not support this operation.
ResourceNotFound.DiskIdNotFound	The disk ID does not exist.
ResourceNotFound.DiskNotExists	The disk does not exist.
ResourceNotFound.DiskNotFound	The disk does not exist.
UnauthorizedOperation.NoPermission	No permission.
UnsupportedOperation.DiskLatestOperationUnfinished	Unsupported operation: the last operation of the disk has not been completed.
UnsupportedOperation.SameWithOldConfig	This operation is not supported if the new configuration is identical to the existing configuration during configuration changes.

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