Querying Instance Specifications

Function

This API is used to query instance specifications. Before calling this API:

Learn how to authenticate this API.
Obtain the required region and endpoint.

URI

GET https://{Endpoint}/v3.2/{project_id}/flavors?limit={limit}&offset={offset}&ha_mode={ha_mode}&version={version}&spec_code={spec_code}

**Table 1** Parameter description
Name	Mandatory	Type	Description
project_id	Yes	String	Explanation: Project ID of a tenant in a region. For details about how to obtain the value, see Obtaining a Project ID. Restrictions: None Value range: The value can contain 32 characters. Only letters and digits are allowed. Default value: None
version	No	String	Explanation: DB version number. You can query the specifications supported by a specified DB version, for example, V2.0-1.4. Restrictions: None Value range: None Default value: None
spec_code	No	String	Explanation: Specification code. Restrictions: None Value range: None Default value: None
ha_mode	No	String	Explanation: Instance type. You can query the specifications supported by a specified instance type. Restrictions: None Value range: Primary/standby: centralization_standard Distributed (independent deployment): enterprise Default value: None
limit	No	Integer	Explanation: Number of records to be queried. For example, if this parameter is set to 10, a maximum of 10 records can be displayed. Restrictions: None Value range: [1, 100] Default value: 100
offset	No	Integer	Explanation: Index offset. The query starts from the next piece of data indexed by this parameter. For example, if this parameter is set to 1 and limit is set to 10, only the 2nd to 11th records are displayed. Restrictions: None Value range: [0, 2^31-1] Default value: 0 (indicating that the query starts from the first data record.)

Request Parameters

None

Response Parameters

**Table 2** Parameter description
Name	Type	Description
flavors	Array of objects	Explanation: Specification details. For details, see Table 3.
total	Integer	Explanation: Total number of records. Value range: [0, 2^31-1]

**Table 3** flavors description
Name	Type	Description
vcpus	String	Explanation: Number of vCPUs. Value range: None
ram	String	Explanation: Memory size in GB. Value range: None
spec_code	String	Explanation: Resource specification code. For details, see DB Instance Specifications. Value range: None
availability_zone	Array of strings	Explanation: AZ supported by the specifications.
az_status	Map<String,String>	Explanation: key indicates the AZ ID, and value indicates the specification status in the AZ. Value range: normal: available. unsupported: not supported. sellout: sold out.
version	String	Explanation: DB engine version supported by the specifications. Value range: None
name	String	Explanation: DB engine. Value range: None
group_type	String	Explanation: Performance specifications. Value range: normal: dedicated (1:8) normal2: dedicated (1:4) armFlavors: Kunpeng dedicated (1:8) exclusive: dedicated (1:4). It is only suitable for primary/standby instances of the basic edition. armExclusive: Kunpeng dedicated (1:4). It is only suitable for primary/standby instances of the basic edition. economical: favored (1:4) economical2: favored (1:8) armFlavors2: Kunpeng dedicated (1:4) general: general-purpose (1:4)

Example Request

Querying specifications of a primary/standby instance

GET https://gaussdb-opengauss.ap-southeast-1.myhuaweicloud.com/v3.2/0483b6b16e954cb88930a360d2c4e663/flavors?offset=0&limit=10&ha_mode=centralization_standard&version=V2.0-3.100&spec_code=gaussdb.opengauss.ee.km1.2xlarge.arm8.ha

Querying specifications of a distributed instance

GET https://gaussdb-opengauss.ap-southeast-1.myhuaweicloud.com/v3.2/0483b6b16e954cb88930a360d2c4e663/flavors?offset=0&limit=10&ha_mode=enterprise&version=V2.0-3.100&spec_code=gaussdb.opengauss.ee.dn.m4.2xlarge.8.in

Example Response

Instance specifications queried.

{
  "flavors": [
    {
      "vcpus": "2",
      "ram": "16",
      "availability_zone": [
        "az2xahz",
        "az1xahz",
        "az3xahz"
      ],
      "version": "V2.0-1.4",
      "name": "GaussDB",
      "spec_code": "gaussdb.opengauss.ee.dn.m6.large.8.in",
      "az_status": {
        "az2xahz": "normal",
        "az1xahz": "normal",
        "az3xahz": "normal"
      },
      "group_type": "normal2"
    }
  ],
  "total": 1
}