All Products
Search
Document Center

ENS:DescribeInstanceSpec

Last Updated:Nov 18, 2024

Queries the instance specifications that you can purchase.

Debugging

You can run this interface directly in OpenAPI Explorer, saving you the trouble of calculating signatures. After running successfully, OpenAPI Explorer can automatically generate SDK code samples.

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.
OperationAccess levelResource typeCondition keyAssociated operation
ens:DescribeInstanceSpecget
*All Resources
*
    none
none

Request parameters

ParameterTypeRequiredDescriptionExample
The current API does not require request parameters

Response parameters

ParameterTypeDescriptionExample
object
BandwidthLimitinteger

The bandwidth limit for a single instance. Unit: Mbit/s.

0
Codeinteger

The returned service code. A value of 0 indicates that the operation was successful.

0
DataDiskMaxSizeinteger

The maximum capacity of a data disk. Unit: GB.

20015
DataDiskMinSizeinteger

The minimum capacity of a data disk. Unit: GB.

0
InstanceSpecsarray<object>

The information about instance specifications.

InstanceSpecobject
Corestring

The number of CPU cores.

1
DisplayNamestring

The display name of the instance type.

Computational 1C2G
InstanceTypestring

The type of the instance.

ens.sn1.stiny
Memorystring

The memory size. Unit: MB.

2048
RequestIdstring

The request ID.

1ECC937A-AE0E-4626-BE51-DED1D6D1C888
SystemDiskMaxSizeinteger

The maximum capacity of the system disk. Unit: GiB.

80

Examples

Sample success responses

JSONformat

{
  "BandwidthLimit": 0,
  "Code": 0,
  "DataDiskMaxSize": 20015,
  "DataDiskMinSize": 0,
  "InstanceSpecs": {
    "InstanceSpec": [
      {
        "Core": "1",
        "DisplayName": "Computational 1C2G\n",
        "InstanceType": "ens.sn1.stiny",
        "Memory": "2048"
      }
    ]
  },
  "RequestId": "1ECC937A-AE0E-4626-BE51-DED1D6D1C888",
  "SystemDiskMaxSize": 80
}

Error codes

HTTP status codeError codeError messageDescription
400MissingParameterThe input parameter domainName that is mandatory for processing this request is not supplied.-
400InstanceIdNotFoundThe input parameter instancdId that is not found.The specified instance ID does not exist.
400NoPermissionPermission denied.-
400CallInterfaceCall Interface Happen Error.An error occurred when you call the operation.
400InvalidParameter.%sThe specified field %s invalid. Please check it again.-

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

Change history

Change timeSummary of changesOperation
2023-12-26API Description Update. The Error code has changed. The request parameters of the API has changedView Change Details