The following list of request parameters only lists interface request parameters and some public parameters, For a complete list of public parameters see public request parameters.

Parameter name	Required	Allow NULL	Type	Description
Action	Yes	No	String	Public parameter, The value of this interface: ModifyDiskExtraPerformance
Version	Yes	No	String	Public parameter, The value of this interface: 2017-03-12
Region	No	No	String	Public parameter,Regional information A list of supported geographies is available through the DescribeRegions interface
ThroughputPerformance	Yes	No	Uint64	Additional cloud disk performance value to be purchased (in MB/s). Example: 300
DiskId	Yes	No	String	ID of the cloud disk that requires creating a snapshot. It can be queried through the DescribeDisks API. Example: disk-dritwhhm

3. Output Parameters

Parameter name	Type	Description
RequestId	String	Unique request id, Each request will return. The RequestId of the request needs to be provided when locating the problem.

4. Error Code

The following lists only the error codes related to the interface business logic, For other error codes, see public ErrorCode.

Error Code	Description
InvalidParameter	Parameter error
ResourceInsufficient	Insufficient resources
UnsupportedOperation	Operation is not supported
InvalidDiskId.NotFound	The input `DiskId` does not exist.
InvalidDisk.Busy	The cloud disk is busy. Try again later.
InvalidDisk.Expire	The cloud disk has expired.
InvalidDisk.NotSupported	The cloud disk does not support this operation.
InvalidAccount.InsufficientBalance	Insufficient account balance