Aliyun How to use the expansion disk interface

　　Expansion disk

Describe

Currently only supports the expansion operation on the data disk.

Only the data disk type is ordinary cloud disk, efficient cloud disk, SSD cloud disk, can enlarge operation.

A data disk mounted on an instance that can be expanded only if the instance is Running or Stopped state.

If you are performing a snapshot operation on the disk, the expansion operation is not allowed at this time.

Disks that are mounted on the instance need to be restarted at the console or using the Open API to enable expansion to take effect after the expansion operation.

Expansion to do only the expansion of disk capacity, do not do zoning and file system expansion, after the completion of the expansion, users also need to manually allocate storage space.

Request parameters

name	type	whether you must	Description
Action	String	Is	System specified parameters, values: Resizedisk
DiskId	String	Is	Number of the disk
NewSize	Integer	Is	The size of the disk that you want to enlarge. In GB, the value range is Cloud:5 ~ 2000
Clienttoken	String	Whether	Used to guarantee the power of the request. This parameter value is generated by the client to ensure that it is unique between requests and that the maximum is not worth 64 ASCII characters.

return parameters

All public return parameters, as detailed in the public return parameters

Error code

Error code	Description	Http Status Code	Semantics
Invaliddisksize.toosmall	Specified new disk size is less than the original disk size	403	The specified new disk capacity is smaller than the original disk capacity
Invalidparameter	The specified parameter "newsize" is not valid.	403	The specified new disk capacity is out of bounds
Operationdenied	The status of the disk or the instance that this disk is attaching with does not support the operation	403	The status of the instance on which the disk or disk is mounted does not support expansion
Operationdenied	The type of the disk does not support the operation	403	Disk type does not support expansion
Invaliddiskid.notfound	The specified disk does not exist.	404	Disk does not exist
Invalidinstanceid.notfound	The specified instance does not exist.	404	The instance on which the disk is mounted does not exist
Instanceexpiredorinarrears	The specified operation is denied as your prepay instance are expired (prepay mode) or in arrears (Afterpay mode).	403	Instance of disk Mount expired

Example

Request sample

Https://ecs.aliyuncs.com/?Action=ResizeDisk

&diskid=xxx

&newsize=1024

&< Public Request Parameters >

Return sample

' XML ' format

　　

F3cd6886-d8d0-4fee-b93e-1b73239673de

　　

' JSON ' format

{

"RequestID": "F3cd6886-d8d0-4fee-b93e-1b73239673de"

}