DescribeStorageCapacityUnits - Elastic Compute Service - Alibaba Cloud Documentation Center

Queries the details of one or more SCUs.

Debugging

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Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

Operation: the value that you can use in the Action element to specify the operation on a resource.
Access level: the access level of each operation. The levels are read, write, and list.
Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
Condition Key: the condition key that is defined by the cloud service.
Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.

Operation	Access level	Resource type	Condition key	Associated operation
ecs:DescribeStorageCapacityUnits	get	StorageCapacityUnit `acs:ecs:{#regionId}:{#accountId}:scu/` *StorageCapacityUnit `acs:ecs:{#regionId}:{#accountId}:scu/{#scuId}`	none	none

Request parameters

Parameter	Type	Required	Description	Example
RegionId	string	Yes	The region ID of the SCU. You can call the DescribeRegions operation to query the most recent region list.	cn-hangzhou
PageNumber	integer	No	The number of the page to return. Pages start from page 1. Default value: 1.	1
PageSize	integer	No	The number of entries to return on each page. Maximum value: 100. Default value: 10.	1
Name	string	No	The name of the SCU. The name must be 2 to 128 characters in length. It must start with a letter but cannot start with `http://` or `https://`. It can contain letters, digits, colons (:), underscores (_), and hyphens (-).	testScuName
Capacity	integer	No	The capacity of the SCU. Unit: GiB. Valid values: 20, 40, 100, 200, 500, 1024, 2048, 5120, 10240, 20480, and 51200.	20
AllocationType	string	No	The allocation type. Valid values: Normal: queries SCUs that belong to the current Alibaba Cloud account. Shared: queries SCUs shared between the Alibaba Cloud account and RAM users. Default value: Normal.	Normal
StorageCapacityUnitId	array	No	One or multiple SCU IDs. You can specify 1 to 100 SCU IDs.
	string	No	One or multiple SCU IDs. You can specify 1 to 100 SCU IDs.	scu-bp67acfmxazb4p****
Status	array	No	The state of SCUs. You can specify 1 to 4 types of state. Valid values: Creating: The SCUs are being created. Active: The SCUs are in effect. Expired: The SCUs have expired. Pending: The SCUs have not taken effect.
	string	No	The state of SCUs. You can specify 1 to 4 types of state. Valid values: Creating: The SCUs are being created. Active: The SCUs are in effect. Expired: The SCUs expired. Pending: The SCUs have not taken effect.	Active
Tag	array<object>	No	The tags of the SCUs.
	object	No
Key	string	No	The key of tag N of the SCU. N is the identifier for the tag, which you can use to set and query the tag. Valid values of N: 1 to 20.	TestKey
Value	string	No	The value of tag N of the SCU. N is the identifier for the tag, which you can use to set and query the tag. The value of N must coincide with `Tag.N.Key`. Valid values of N: 1 to 20.	TestValue

Response parameters

Parameter	Type	Description	Example
	object
PageSize	integer	The number of entries returned per page.	10
RequestId	string	The ID of the request.	473469C7-AA6F-4DC5-B3DB-A3DC0DE3C83E
PageNumber	integer	The page number of the returned page.	1
TotalCount	integer	The total number of SCUs.	1
StorageCapacityUnits	array<object>	Details about the SCUs.
StorageCapacityUnit	object
CreationTime	string	The time when the SCU was created.	2021-08-17T02:55Z
Status	string	The state of the SCU.	Active
StartTime	string	The time when the SCU took effect.	2021-08-17T02:55Z
Capacity	integer	The capacity of the SCU.	20
Description	string	The description of the SCU.	testScuDescription
AllocationStatus	string	Indicates the allocation state of the SCU when the AllocationType parameter is set to Shared. Valid values: allocated: The SCU is allocated to other accounts. BeAllocated: The SCU is allocated from another account.	allocated
ExpiredTime	string	The time when the SCU expires.	2021-09-17T16:00Z
StorageCapacityUnitId	string	The ID of the SCU.	scu-bp67acfmxazb4p****
Name	string	The name of the SCU.	testScuName
RegionId	string	The region ID of the SCU.	cn-hangzhou
Tags	array<object>	The tag key-value pairs of the SCU.
Tag	object
TagValue	string	The value of tag N.	TestKey
TagKey	string	The key of tag N.	TestValue

Examples

Sample success responses

JSONformat

{
  "PageSize": 10,
  "RequestId": "473469C7-AA6F-4DC5-B3DB-A3DC0DE3C83E",
  "PageNumber": 1,
  "TotalCount": 1,
  "StorageCapacityUnits": {
    "StorageCapacityUnit": [
      {
        "CreationTime": "2021-08-17T02:55Z",
        "Status": "Active",
        "StartTime": "2021-08-17T02:55Z",
        "Capacity": 20,
        "Description": "testScuDescription",
        "AllocationStatus": "allocated",
        "ExpiredTime": "2021-09-17T16:00Z",
        "StorageCapacityUnitId": "scu-bp67acfmxazb4p****",
        "Name": "testScuName",
        "RegionId": "cn-hangzhou",
        "Tags": {
          "Tag": [
            {
              "TagValue": "TestKey",
              "TagKey": "TestValue"
            }
          ]
        }
      }
    ]
  }
}

Error codes

HTTP status code	Error code	Error message	Description
400	MissingParameter.RegionId	The specified RegionId should not be null.	The RegionId parameter is required.
400	InvalidParameter.Name	The specified Name is invalid.	The specified Name parameter is invalid.
400	InvalidParameter.CapacityExceed	The specified Capacity exceeds the limitation of quota.	The specified Capacity value exceeds the maximum allowed value.
400	InvalidAllocationType.ValueNotSupported	The specified AllocationType is not supported.	The specified AllocationType parameter is invalid.

For a list of error codes, visit the Service error codes.