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Availability Sets - List Available Sizes

Service:

Compute

API Version:

2024-07-01

Lists all available virtual machine sizes that can be used to create a new virtual machine in an existing availability set.

GET https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}/vmSizes?api-version=2024-07-01

URI Parameters

Name	In	Required	Type	Description
availabilitySetName	path	True	string	The name of the availability set.
resourceGroupName	path	True	string	The name of the resource group.
subscriptionId	path	True	string	Subscription credentials which uniquely identify Microsoft Azure subscription. The subscription ID forms part of the URI for every service call.
api-version	query	True	string	Client Api Version.

Responses

Name	Type	Description
200 OK	VirtualMachineSizeListResult	OK
Other Status Codes	CloudError	Error response describing why the operation failed.

Security

azure_auth

Azure Active Directory OAuth2 Flow

Type: oauth2
Flow: implicit
Authorization URL: https://login.microsoftonline.com/common/oauth2/authorize

Scopes

Name	Description
user_impersonation	impersonate your user account

Examples

AvailabilitySet_ListAvailableSizes_MaximumSet_Gen

AvailabilitySet_ListAvailableSizes_MinimumSet_Gen

AvailabilitySet_ListAvailableSizes_MaximumSet_Gen

Sample request

HTTP

GET https://management.azure.com/subscriptions/{subscription-id}/resourceGroups/rgcompute/providers/Microsoft.Compute/availabilitySets/aaaaaaaaaaaaaaaaaaaa/vmSizes?api-version=2024-07-01

Java

/**
 * Samples for AvailabilitySets ListAvailableSizes.
 */
public final class Main {
    /*
     * x-ms-original-file:
     * specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2024-07-01/examples/
     * availabilitySetExamples/AvailabilitySet_ListAvailableSizes_MaximumSet_Gen.json
     */
    /**
     * Sample code: AvailabilitySet_ListAvailableSizes_MaximumSet_Gen.
     * 
     * @param azure The entry point for accessing resource management APIs in Azure.
     */
    public static void
        availabilitySetListAvailableSizesMaximumSetGen(com.azure.resourcemanager.AzureResourceManager azure) {
        azure.virtualMachines().manager().serviceClient().getAvailabilitySets().listAvailableSizes("rgcompute",
            "aaaaaaaaaaaaaaaaaaaa", com.azure.core.util.Context.NONE);
    }
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

Python

from azure.identity import DefaultAzureCredential

from azure.mgmt.compute import ComputeManagementClient

"""
# PREREQUISITES
    pip install azure-identity
    pip install azure-mgmt-compute
# USAGE
    python availability_set_list_available_sizes_maximum_set_gen.py

    Before run the sample, please set the values of the client ID, tenant ID and client secret
    of the AAD application as environment variables: AZURE_CLIENT_ID, AZURE_TENANT_ID,
    AZURE_CLIENT_SECRET. For more info about how to get the value, please see:
    https://docs.microsoft.com/azure/active-directory/develop/howto-create-service-principal-portal
"""


def main():
    client = ComputeManagementClient(
        credential=DefaultAzureCredential(),
        subscription_id="{subscription-id}",
    )

    response = client.availability_sets.list_available_sizes(
        resource_group_name="rgcompute",
        availability_set_name="aaaaaaaaaaaaaaaaaaaa",
    )
    for item in response:
        print(item)


# x-ms-original-file: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2024-07-01/examples/availabilitySetExamples/AvailabilitySet_ListAvailableSizes_MaximumSet_Gen.json
if __name__ == "__main__":
    main()

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

Go

package armcompute_test

import (
	"context"
	"log"

	"github.com/Azure/azure-sdk-for-go/sdk/azidentity"
	"github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/compute/armcompute/v6"
)

// Generated from example definition: https://github.com/Azure/azure-rest-api-specs/blob/069a65e8a6d1a6c0c58d9a9d97610b7103b6e8a5/specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2024-07-01/examples/availabilitySetExamples/AvailabilitySet_ListAvailableSizes_MaximumSet_Gen.json
func ExampleAvailabilitySetsClient_NewListAvailableSizesPager_availabilitySetListAvailableSizesMaximumSetGen() {
	cred, err := azidentity.NewDefaultAzureCredential(nil)
	if err != nil {
		log.Fatalf("failed to obtain a credential: %v", err)
	}
	ctx := context.Background()
	clientFactory, err := armcompute.NewClientFactory("<subscription-id>", cred, nil)
	if err != nil {
		log.Fatalf("failed to create client: %v", err)
	}
	pager := clientFactory.NewAvailabilitySetsClient().NewListAvailableSizesPager("rgcompute", "aaaaaaaaaaaaaaaaaaaa", nil)
	for pager.More() {
		page, err := pager.NextPage(ctx)
		if err != nil {
			log.Fatalf("failed to advance page: %v", err)
		}
		for _, v := range page.Value {
			// You could use page here. We use blank identifier for just demo purposes.
			_ = v
		}
		// If the HTTP response code is 200 as defined in example definition, your page structure would look as follows. Please pay attention that all the values in the output are fake values for just demo purposes.
		// page.VirtualMachineSizeListResult = armcompute.VirtualMachineSizeListResult{
		// 	Value: []*armcompute.VirtualMachineSize{
		// 		{
		// 			Name: to.Ptr("Standard_A1_V2"),
		// 			MaxDataDiskCount: to.Ptr[int32](2),
		// 			MemoryInMB: to.Ptr[int32](2048),
		// 			NumberOfCores: to.Ptr[int32](1),
		// 			OSDiskSizeInMB: to.Ptr[int32](1047552),
		// 			ResourceDiskSizeInMB: to.Ptr[int32](10240),
		// 		},
		// 		{
		// 			Name: to.Ptr("Standard_A2_V2"),
		// 			MaxDataDiskCount: to.Ptr[int32](4),
		// 			MemoryInMB: to.Ptr[int32](4096),
		// 			NumberOfCores: to.Ptr[int32](2),
		// 			OSDiskSizeInMB: to.Ptr[int32](1047552),
		// 			ResourceDiskSizeInMB: to.Ptr[int32](20480),
		// 	}},
		// }
	}
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

JavaScript

const { ComputeManagementClient } = require("@azure/arm-compute");
const { DefaultAzureCredential } = require("@azure/identity");

/**
 * This sample demonstrates how to Lists all available virtual machine sizes that can be used to create a new virtual machine in an existing availability set.
 *
 * @summary Lists all available virtual machine sizes that can be used to create a new virtual machine in an existing availability set.
 * x-ms-original-file: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2024-07-01/examples/availabilitySetExamples/AvailabilitySet_ListAvailableSizes_MaximumSet_Gen.json
 */
async function availabilitySetListAvailableSizesMaximumSetGen() {
  const subscriptionId = process.env["COMPUTE_SUBSCRIPTION_ID"] || "{subscription-id}";
  const resourceGroupName = process.env["COMPUTE_RESOURCE_GROUP"] || "rgcompute";
  const availabilitySetName = "aaaaaaaaaaaaaaaaaaaa";
  const credential = new DefaultAzureCredential();
  const client = new ComputeManagementClient(credential, subscriptionId);
  const resArray = new Array();
  for await (let item of client.availabilitySets.listAvailableSizes(
    resourceGroupName,
    availabilitySetName,
  )) {
    resArray.push(item);
  }
  console.log(resArray);
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

dotnet

using Azure;
using Azure.ResourceManager;
using System;
using System.Threading.Tasks;
using Azure.Core;
using Azure.Identity;
using Azure.ResourceManager.Compute.Models;
using Azure.ResourceManager.Resources.Models;
using Azure.ResourceManager.Compute;

// Generated from example definition: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2024-07-01/examples/availabilitySetExamples/AvailabilitySet_ListAvailableSizes_MaximumSet_Gen.json
// this example is just showing the usage of "AvailabilitySets_ListAvailableSizes" operation, for the dependent resources, they will have to be created separately.

// get your azure access token, for more details of how Azure SDK get your access token, please refer to https://learn.microsoft.com/en-us/dotnet/azure/sdk/authentication?tabs=command-line
TokenCredential cred = new DefaultAzureCredential();
// authenticate your client
ArmClient client = new ArmClient(cred);

// this example assumes you already have this AvailabilitySetResource created on azure
// for more information of creating AvailabilitySetResource, please refer to the document of AvailabilitySetResource
string subscriptionId = "{subscription-id}";
string resourceGroupName = "rgcompute";
string availabilitySetName = "aaaaaaaaaaaaaaaaaaaa";
ResourceIdentifier availabilitySetResourceId = AvailabilitySetResource.CreateResourceIdentifier(subscriptionId, resourceGroupName, availabilitySetName);
AvailabilitySetResource availabilitySet = client.GetAvailabilitySetResource(availabilitySetResourceId);

// invoke the operation and iterate over the result
await foreach (VirtualMachineSize item in availabilitySet.GetAvailableSizesAsync())
{
    Console.WriteLine($"Succeeded: {item}");
}

Console.WriteLine("Succeeded");

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

Sample response

Status code:

200

{
  "value": [
    {
      "name": "Standard_A1_V2",
      "numberOfCores": 1,
      "osDiskSizeInMB": 1047552,
      "resourceDiskSizeInMB": 10240,
      "memoryInMB": 2048,
      "maxDataDiskCount": 2
    },
    {
      "name": "Standard_A2_V2",
      "numberOfCores": 2,
      "osDiskSizeInMB": 1047552,
      "resourceDiskSizeInMB": 20480,
      "memoryInMB": 4096,
      "maxDataDiskCount": 4
    }
  ]
}

AvailabilitySet_ListAvailableSizes_MinimumSet_Gen

Sample request

HTTP

GET https://management.azure.com/subscriptions/{subscription-id}/resourceGroups/rgcompute/providers/Microsoft.Compute/availabilitySets/aa/vmSizes?api-version=2024-07-01

Java

/**
 * Samples for AvailabilitySets ListAvailableSizes.
 */
public final class Main {
    /*
     * x-ms-original-file:
     * specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2024-07-01/examples/
     * availabilitySetExamples/AvailabilitySet_ListAvailableSizes_MinimumSet_Gen.json
     */
    /**
     * Sample code: AvailabilitySet_ListAvailableSizes_MinimumSet_Gen.
     * 
     * @param azure The entry point for accessing resource management APIs in Azure.
     */
    public static void
        availabilitySetListAvailableSizesMinimumSetGen(com.azure.resourcemanager.AzureResourceManager azure) {
        azure.virtualMachines().manager().serviceClient().getAvailabilitySets().listAvailableSizes("rgcompute", "aa",
            com.azure.core.util.Context.NONE);
    }
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

Python

from azure.identity import DefaultAzureCredential

from azure.mgmt.compute import ComputeManagementClient

"""
# PREREQUISITES
    pip install azure-identity
    pip install azure-mgmt-compute
# USAGE
    python availability_set_list_available_sizes_minimum_set_gen.py

    Before run the sample, please set the values of the client ID, tenant ID and client secret
    of the AAD application as environment variables: AZURE_CLIENT_ID, AZURE_TENANT_ID,
    AZURE_CLIENT_SECRET. For more info about how to get the value, please see:
    https://docs.microsoft.com/azure/active-directory/develop/howto-create-service-principal-portal
"""


def main():
    client = ComputeManagementClient(
        credential=DefaultAzureCredential(),
        subscription_id="{subscription-id}",
    )

    response = client.availability_sets.list_available_sizes(
        resource_group_name="rgcompute",
        availability_set_name="aa",
    )
    for item in response:
        print(item)


# x-ms-original-file: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2024-07-01/examples/availabilitySetExamples/AvailabilitySet_ListAvailableSizes_MinimumSet_Gen.json
if __name__ == "__main__":
    main()

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

Go

package armcompute_test

import (
	"context"
	"log"

	"github.com/Azure/azure-sdk-for-go/sdk/azidentity"
	"github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/compute/armcompute/v6"
)

// Generated from example definition: https://github.com/Azure/azure-rest-api-specs/blob/069a65e8a6d1a6c0c58d9a9d97610b7103b6e8a5/specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2024-07-01/examples/availabilitySetExamples/AvailabilitySet_ListAvailableSizes_MinimumSet_Gen.json
func ExampleAvailabilitySetsClient_NewListAvailableSizesPager_availabilitySetListAvailableSizesMinimumSetGen() {
	cred, err := azidentity.NewDefaultAzureCredential(nil)
	if err != nil {
		log.Fatalf("failed to obtain a credential: %v", err)
	}
	ctx := context.Background()
	clientFactory, err := armcompute.NewClientFactory("<subscription-id>", cred, nil)
	if err != nil {
		log.Fatalf("failed to create client: %v", err)
	}
	pager := clientFactory.NewAvailabilitySetsClient().NewListAvailableSizesPager("rgcompute", "aa", nil)
	for pager.More() {
		page, err := pager.NextPage(ctx)
		if err != nil {
			log.Fatalf("failed to advance page: %v", err)
		}
		for _, v := range page.Value {
			// You could use page here. We use blank identifier for just demo purposes.
			_ = v
		}
		// If the HTTP response code is 200 as defined in example definition, your page structure would look as follows. Please pay attention that all the values in the output are fake values for just demo purposes.
		// page.VirtualMachineSizeListResult = armcompute.VirtualMachineSizeListResult{
		// }
	}
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

JavaScript

const { ComputeManagementClient } = require("@azure/arm-compute");
const { DefaultAzureCredential } = require("@azure/identity");

/**
 * This sample demonstrates how to Lists all available virtual machine sizes that can be used to create a new virtual machine in an existing availability set.
 *
 * @summary Lists all available virtual machine sizes that can be used to create a new virtual machine in an existing availability set.
 * x-ms-original-file: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2024-07-01/examples/availabilitySetExamples/AvailabilitySet_ListAvailableSizes_MinimumSet_Gen.json
 */
async function availabilitySetListAvailableSizesMinimumSetGen() {
  const subscriptionId = process.env["COMPUTE_SUBSCRIPTION_ID"] || "{subscription-id}";
  const resourceGroupName = process.env["COMPUTE_RESOURCE_GROUP"] || "rgcompute";
  const availabilitySetName = "aa";
  const credential = new DefaultAzureCredential();
  const client = new ComputeManagementClient(credential, subscriptionId);
  const resArray = new Array();
  for await (let item of client.availabilitySets.listAvailableSizes(
    resourceGroupName,
    availabilitySetName,
  )) {
    resArray.push(item);
  }
  console.log(resArray);
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

dotnet

using Azure;
using Azure.ResourceManager;
using System;
using System.Threading.Tasks;
using Azure.Core;
using Azure.Identity;
using Azure.ResourceManager.Compute.Models;
using Azure.ResourceManager.Resources.Models;
using Azure.ResourceManager.Compute;

// Generated from example definition: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2024-07-01/examples/availabilitySetExamples/AvailabilitySet_ListAvailableSizes_MinimumSet_Gen.json
// this example is just showing the usage of "AvailabilitySets_ListAvailableSizes" operation, for the dependent resources, they will have to be created separately.

// get your azure access token, for more details of how Azure SDK get your access token, please refer to https://learn.microsoft.com/en-us/dotnet/azure/sdk/authentication?tabs=command-line
TokenCredential cred = new DefaultAzureCredential();
// authenticate your client
ArmClient client = new ArmClient(cred);

// this example assumes you already have this AvailabilitySetResource created on azure
// for more information of creating AvailabilitySetResource, please refer to the document of AvailabilitySetResource
string subscriptionId = "{subscription-id}";
string resourceGroupName = "rgcompute";
string availabilitySetName = "aa";
ResourceIdentifier availabilitySetResourceId = AvailabilitySetResource.CreateResourceIdentifier(subscriptionId, resourceGroupName, availabilitySetName);
AvailabilitySetResource availabilitySet = client.GetAvailabilitySetResource(availabilitySetResourceId);

// invoke the operation and iterate over the result
await foreach (VirtualMachineSize item in availabilitySet.GetAvailableSizesAsync())
{
    Console.WriteLine($"Succeeded: {item}");
}

Console.WriteLine("Succeeded");

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

Sample response

Status code:

200

{}

Definitions

Name	Description
ApiError	Api error.
ApiErrorBase	Api error base.
CloudError	An error response from the Compute service.
InnerError	Inner error details.
VirtualMachineSize	Describes the properties of a VM size.
VirtualMachineSizeListResult	The List Virtual Machine operation response.

ApiError

Api error.

Name	Type	Description
code	string	The error code.
details	ApiErrorBase[]	The Api error details
innererror	InnerError	The Api inner error
message	string	The error message.
target	string	The target of the particular error.

ApiErrorBase

Api error base.

Name	Type	Description
code	string	The error code.
message	string	The error message.
target	string	The target of the particular error.

CloudError

An error response from the Compute service.

Name	Type	Description
error	ApiError	Api error.

InnerError

Inner error details.

Name	Type	Description
errordetail	string	The internal error message or exception dump.
exceptiontype	string	The exception type.

VirtualMachineSize

Describes the properties of a VM size.

Name	Type	Description
maxDataDiskCount	integer	The maximum number of data disks that can be attached to the virtual machine size.
memoryInMB	integer	The amount of memory, in MB, supported by the virtual machine size.
name	string	The name of the virtual machine size.
numberOfCores	integer	The number of cores supported by the virtual machine size. For Constrained vCPU capable VM sizes, this number represents the total vCPUs of quota that the VM uses. For accurate vCPU count, please refer to https://docs.microsoft.com/azure/virtual-machines/constrained-vcpu or https://docs.microsoft.com/rest/api/compute/resourceskus/list
osDiskSizeInMB	integer	The OS disk size, in MB, allowed by the virtual machine size.
resourceDiskSizeInMB	integer	The resource disk size, in MB, allowed by the virtual machine size.

VirtualMachineSizeListResult

The List Virtual Machine operation response.

Name	Type	Description
value	VirtualMachineSize[]	The list of virtual machine sizes.