Querying the Disk Type of a DB Instance

Function

This API is used to query the disk type of a DB instance. Before calling this API:

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

URI

GET https://{Endpoint}/v3/{project_id}/storage-type?version={version}&ha_mode={ha_mode}

**Table 1** Parameter description
Parameter	Mandatory	Type	Description
project_id	Yes	String	Explanation: Project ID of a tenant in a region. For details about how to obtain the project ID, 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	Yes	String	Explanation: DB version number. To obtain the DB version number, see Querying DB Engine Versions. Value range: None
ha_mode	No	String	Explanation: Instance mode. The value is case-insensitive. Value range: enterprise (distributed) centralization_standard (primary/standby)

Request Parameters

None

Response Parameters

**Table 2** Response parameters
Parameter	Type	Description
storage_type	Array of objects	Explanation: Storage type information. For details, see Table 3.

**Table 3** storage_type field data structure description
Parameter	Type	Description
name	String	Explanation: disk type name. Value range: ULTRAHIGH: indicates the SSD. ESSD: indicates the extreme SSD.
az_status	map<String, String>	Explanation: key indicates the AZ ID, and value indicates the specification status in the AZ. Value range: normal: on sale. unsupported: not supported. sellout: sold out.
support_compute_group_type	List<String>	Explanation: Performance specifications. Value range: normal: dedicated (1:8) normal2: dedicated (1:4) armFlavors: Kunpeng dedicated (1:8) armFlavors2: Kunpeng dedicated (1:4) armFlavors2Shared: Kunpeng general computing-plus II (shared) general: General-purpose (1:4) 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)

Example Request

Querying the disk type of a distributed instance

GET https://gaussdb-opengauss.ap-southeast-1.myhuaweicloud.com/v3/0483b6b16e954cb88930a360d2c4e663/storage-type?version=2.1&ha_mode=enterprise

Querying the disk type of a primary/standby instance

https://gaussdb-opengauss.ap-southeast-1.myhuaweicloud.com/v3/0483b6b16e954cb88930a360d2c4e663/storage-type?version=2.1&ha_mode=centralization_standard

Example Response

Disk types of the instances queried.

	
{
    "storage_type": [
        {
            "name": "ULTRAHIGH",
            "az_status": {
                "aaa": "normal",
                "bbb": "normal",
                "ccc": "normal"
            },
            "support_compute_group_type": [
                "normal",
                "armFlavors",
                "armFlavors2Shared",
                "normal2"
            ]
        },
        {
            "name": "ESSD",
            "az_status": {
                "az2xahz": "normal",
                "az1xahz": "normal",
                "az3xahz": "normal"
            },
            "support_compute_group_type": [
                "normal",
                "armFlavors",
                "armFlavors2Shared",
                "normal2"
            ]
        }
    ]
}