Help Center/MapReduce Service/API Reference/API V2/Version Metadata/Querying Available Specifications of an MRS Cluster Version - ShowMrsFlavors
Updated on 2026-01-04 GMT+08:00
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Querying Available Specifications of an MRS Cluster Version - ShowMrsFlavors

Function

This API is used to query available specifications of an MRS cluster version.

Constraints

None

Debugging

You can debug this API in API Explorer. Automatic authentication is supported. API Explorer can automatically generate sample SDK code and supports sample SDK code debugging.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

  • If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.
  • If you are using identity policy-based authorization, no identity policy-based permissions are required for calling this API.

URI

GET /v2/{project_id}/metadata/version/{version_name}/available-flavor

Table 1 URI parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Explanation

Project ID. For details about how to obtain the project ID, see Obtaining a Project ID.

Constraints

N/A

Value range

The value must consist of 1 to 64 characters. Only letters and digits are allowed.

Default value

N/A

version_name

Yes

String

Explanation

Cluster version, for example, MRS 3.1.0. If the request client does not support automatic escape, escape the space to %20, for example, MRS %203.1.0.

Constraints

N/A

Value range

The value can contain 1 to 64 characters.

Default value

N/A

Request Parameters

None

Response Parameters

Status code: 200

Table 2 Response body parameters

Parameter

Type

Description

version_name

String

Explanation

Version name.

Constraints

N/A

Value range

N/A

Default value

N/A

available_flavors

Array of AzFlavors objects

Explanation

Flavors supported by different AZs. For details, see Table 3.

Constraints

N/A

Value range

N/A

Default value

N/A

Table 3 AzFlavors

Parameter

Type

Description

az_code

String

Explanation

AZ code.

Constraints

N/A

Value range

N/A

Default value

N/A

az_name

String

Explanation

AZ name

Constraints

N/A

Value range

N/A

Default value

N/A

master

Array of Flavor objects

Explanation

Specifications supported by the master node. For details, see Table 4.

Constraints

N/A

Value range

N/A

Default value

N/A

core

Array of Flavor objects

Explanation

Specifications supported by the core node. For details, see Table 4.

Constraints

N/A

Value range

N/A

Default value

N/A

task

Array of Flavor objects

Explanation

Specifications supported by the task node. For details, see Table 4.

Constraints

N/A

Value range

N/A

Default value

N/A

Table 4 Flavor

Parameter

Type

Description

flavor_name

String

Explanation

Flavor name.

Constraints

N/A

Value range

N/A

Default value

N/A

Example Request

Obtain details about MRS 3.1.0 metadata.

/v2/f77c10d14a544393a24e5f0bf53202b6/metadata/version/MRS%203.1.0/available-flavor

Example Response

Status code: 200

Available specifications of the current version

{
  "version_name" : "MRS 3.1.0",
  "available_flavors" : [ {
    "az_code" : "xxx",
    "az_name" : "AZ 1",
    "master" : [ {
      "flavor_name" : "Si3.4xlarge.4"
    }, {
      "flavor_name" : "m3.8xlarge.8"
    }, {
      "flavor_name" : "c6.xlarge.4"
    }, {
      "flavor_name" : "m6.xlarge.8"
    } ],
    "core" : [ {
      "flavor_name" : "Si3.4xlarge.4"
    }, {
      "flavor_name" : "m3.8xlarge.8"
    }, {
      "flavor_name" : "c6.xlarge.4"
    }, {
      "flavor_name" : "m6.xlarge.8"
    } ],
    "task" : [ {
      "flavor_name" : "Si3.4xlarge.4"
    }, {
      "flavor_name" : "m3.8xlarge.8"
    }, {
      "flavor_name" : "c6.xlarge.4"
    }, {
      "flavor_name" : "m6.xlarge.8"
    } ]
  }, {
    "az_code" : "xxx",
    "az_name" : "AZ 2",
    "master" : [ {
      "flavor_name" : "Si3.4xlarge.4"
    }, {
      "flavor_name" : "m3.8xlarge.8"
    }, {
      "flavor_name" : "c6.xlarge.4"
    }, {
      "flavor_name" : "m6.xlarge.8"
    } ],
    "core" : [ {
      "flavor_name" : "Si3.4xlarge.4"
    }, {
      "flavor_name" : "m3.8xlarge.8"
    }, {
      "flavor_name" : "c6.xlarge.4"
    }, {
      "flavor_name" : "m6.xlarge.8"
    } ],
    "task" : [ {
      "flavor_name" : "Si3.4xlarge.4"
    }, {
      "flavor_name" : "m3.8xlarge.8"
    }, {
      "flavor_name" : "c6.xlarge.4"
    }, {
      "flavor_name" : "m6.xlarge.8"
    } ]
  }, {
    "az_code" : "xxx",
    "az_name" : "AZ 3",
    "master" : [ {
      "flavor_name" : "Si3.4xlarge.4"
    }, {
      "flavor_name" : "m3.8xlarge.8"
    }, {
      "flavor_name" : "c6.xlarge.4"
    }, {
      "flavor_name" : "m6.xlarge.8"
    } ],
    "core" : [ {
      "flavor_name" : "Si3.4xlarge.4"
    }, {
      "flavor_name" : "m3.8xlarge.8"
    }, {
      "flavor_name" : "c6.xlarge.4"
    }, {
      "flavor_name" : "m6.xlarge.8"
    } ],
    "task" : [ {
      "flavor_name" : "Si3.4xlarge.4"
    }, {
      "flavor_name" : "m3.8xlarge.8"
    }, {
      "flavor_name" : "c6.xlarge.4"
    }, {
      "flavor_name" : "m6.xlarge.8"
    } ]
  } ]
}

Status Codes

For details, see Status Codes.

Error Codes

For details, see Error Codes.

Parent topic:Version Metadata