Querying Instance Specifications

Function

This API is used to query all instance specifications under a specified condition.

Constraints

This API supports GaussDB(for Cassandra) instances.

URI

GET https://{Endpoint}/v3.1/{project_id}/flavors

Table 1 Path parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID of a tenant in a region. To obtain this value, see Obtaining a Project ID.

Table 2 Query parameters

Parameter

Mandatory

Type

Description

engine_name

No

String

Database type. The value can be:

  • cassandra, indicating that the instances are of the GaussDB(for Cassandra) type.

  • If this parameter is not transferred, the default value is cassandra.

offset

No

Integer

Index offset.

  • If offset is set to N, the resource query starts from the N+1 piece of data. If action is set to filter, offset is 0 by default, indicating that the query starts from the first piece of data.

  • The offset value must be a number but cannot be a negative number.

limit

No

Integer

Maximum of specifications that can be queried

  • The value ranges from 1 to 100.

  • If this parameter is not transferred, the first 100 pieces of specification information is queried by default.

Request Parameters

Table 3 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

User token

Response Parameters

Status code: 200

Table 4 Response body parameters

Parameter

Type

Description

total_count

Integer

Total number of records

flavors

Array of Flavors objects

Instance specifications

Table 5 Flavors

Parameter

Type

Description

engine_name

String

Engine name

engine_version

String

Engine version

vcpus

String

Number of vCPUs

ram

String

Memory size in megabytes (MB)

spec_code

String

Resource specification code.

Example: geminidb.cassandra.8xlarge.4

Note

  • geminidb.cassandra indicates the instance is a GaussDB(for Cassandra) instance.

  • 8xlarge.4 indicates node specifications.

availability_zone

Array of strings

ID of the AZ that supports the specifications

Note

This parameter has been discarded. Do not use it.

az_status

Object

The status of specifications in an AZ. The value can be:

  • normal, indicating that the specifications are on sale.

  • unsupported, indicating that the specifications are not supported.

  • sellout, indicating that the specifications are sold out.

Example Requests

URI example

GET https://{Endpoint}/v3.1/375d8d8fad1f43039e23d3b6c0f60a19/flavors?engine_name=cassandra&offset=0&limit=10

Example Responses

Status code: 200

Success

{
  "total_count" : 4,
  "flavors" : [ {
    "engine_name" : "cassandra",
    "engine_version" : "3.11",
    "vcpus" : "4",
    "ram" : "16",
    "spec_code" : "geminidb.cassandra.xlarge.4",
    "availability_zone" : [ "az1", "az2" ],
    "az_status" : {
      "az1" : "normal",
      "az2" : "unsupported"
    }
  }, {
    "engine_name" : "cassandra",
    "engine_version" : "3.11",
    "vcpus" : "8",
    "ram" : "32",
    "spec_code" : "geminidb.cassandra.2xlarge.4",
    "availability_zone" : [ "az1", "az2" ],
    "az_status" : {
      "az1" : "unsupported",
      "az2" : "normal"
    }
  }, {
    "engine_name" : "cassandra",
    "engine_version" : "3.11",
    "vcpus" : "16",
    "ram" : "64",
    "spec_code" : "geminidb.cassandra.4xlarge.4",
    "availability_zone" : [ "az1", "az2" ],
    "az_status" : {
      "az1" : "normal",
      "az2" : "sellout"
    }
  }, {
    "engine_name" : "cassandra",
    "engine_version" : "3.11",
    "vcpus" : "32",
    "ram" : "128",
    "spec_code" : "geminidb.cassandra.8xlarge.4",
    "availability_zone" : [ "az1", "az2" ],
    "az_status" : {
      "az1" : "normal",
      "az2" : "normal"
    }
  } ]
}

Status Codes

For details, see Status Codes.

Error Codes

For details, see Error Codes.