Availability Sets - Update

Service:

Compute

API Version:

2022-08-01

Update an availability set.

HTTP

PATCH https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}?api-version=2022-08-01

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.

Request Body

Name	Type	Description
properties.platformFaultDomainCount	integer	Fault Domain count.
properties.platformUpdateDomainCount	integer	Update Domain count.
properties.proximityPlacementGroup	SubResource	Specifies information about the proximity placement group that the availability set should be assigned to. Minimum api-version: 2018-04-01.
properties.virtualMachines	SubResource[]	A list of references to all virtual machines in the availability set.
sku	Sku	Sku of the availability set
tags	object	Resource tags

Responses

Name	Type	Description
200 OK	AvailabilitySet	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

AvailabilitySets_Update_MaximumSet_Gen

AvailabilitySets_Update_MinimumSet_Gen

AvailabilitySets_Update_MaximumSet_Gen

Sample request

HTTP

HTTP

PATCH https://management.azure.com/subscriptions/{subscription-id}/resourceGroups/rgcompute/providers/Microsoft.Compute/availabilitySets/aaaaaaaaaaaaaaaaaaa?api-version=2022-08-01

{
  "properties": {
    "platformFaultDomainCount": 2,
    "platformUpdateDomainCount": 20,
    "virtualMachines": [
      {
        "id": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}"
      }
    ],
    "proximityPlacementGroup": {
      "id": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}"
    }
  },
  "sku": {
    "name": "DSv3-Type1",
    "tier": "aaa",
    "capacity": 7
  },
  "tags": {
    "key2574": "aaaaaaaa"
  }
}

Java

Java

import com.azure.core.management.SubResource;
import com.azure.core.util.Context;
import com.azure.resourcemanager.compute.models.AvailabilitySetUpdate;
import com.azure.resourcemanager.compute.models.Sku;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;

/** Samples for AvailabilitySets Update. */
public final class Main {
    /*
     * x-ms-original-file: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2022-08-01/examples/availabilitySetExamples/AvailabilitySets_Update_MaximumSet_Gen.json
     */
    /**
     * Sample code: AvailabilitySets_Update_MaximumSet_Gen.
     *
     * @param azure The entry point for accessing resource management APIs in Azure.
     */
    public static void availabilitySetsUpdateMaximumSetGen(com.azure.resourcemanager.AzureResourceManager azure) {
        azure
            .virtualMachines()
            .manager()
            .serviceClient()
            .getAvailabilitySets()
            .updateWithResponse(
                "rgcompute",
                "aaaaaaaaaaaaaaaaaaa",
                new AvailabilitySetUpdate()
                    .withTags(mapOf("key2574", "aaaaaaaa"))
                    .withSku(new Sku().withName("DSv3-Type1").withTier("aaa").withCapacity(7L))
                    .withPlatformUpdateDomainCount(20)
                    .withPlatformFaultDomainCount(2)
                    .withVirtualMachines(
                        Arrays
                            .asList(
                                new SubResource()
                                    .withId(
                                        "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}")))
                    .withProximityPlacementGroup(
                        new SubResource()
                            .withId(
                                "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}")),
                Context.NONE);
    }

    @SuppressWarnings("unchecked")
    private static <T> Map<String, T> mapOf(Object... inputs) {
        Map<String, T> map = new HashMap<>();
        for (int i = 0; i < inputs.length; i += 2) {
            String key = (String) inputs[i];
            T value = (T) inputs[i + 1];
            map.put(key, value);
        }
        return map;
    }
}

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

Go

Go

package armcompute_test

import (
	"context"
	"log"

	"github.com/Azure/azure-sdk-for-go/sdk/azcore/to"
	"github.com/Azure/azure-sdk-for-go/sdk/azidentity"
	"github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/compute/armcompute/v4"
)

// Generated from example definition: https://github.com/Azure/azure-rest-api-specs/tree/main/specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2022-08-01/examples/availabilitySetExamples/AvailabilitySets_Update_MaximumSet_Gen.json
func ExampleAvailabilitySetsClient_Update_availabilitySetsUpdateMaximumSetGen() {
	cred, err := azidentity.NewDefaultAzureCredential(nil)
	if err != nil {
		log.Fatalf("failed to obtain a credential: %v", err)
	}
	ctx := context.Background()
	client, err := armcompute.NewAvailabilitySetsClient("{subscription-id}", cred, nil)
	if err != nil {
		log.Fatalf("failed to create client: %v", err)
	}
	res, err := client.Update(ctx, "rgcompute", "aaaaaaaaaaaaaaaaaaa", armcompute.AvailabilitySetUpdate{
		Tags: map[string]*string{
			"key2574": to.Ptr("aaaaaaaa"),
		},
		Properties: &armcompute.AvailabilitySetProperties{
			PlatformFaultDomainCount:  to.Ptr[int32](2),
			PlatformUpdateDomainCount: to.Ptr[int32](20),
			ProximityPlacementGroup: &armcompute.SubResource{
				ID: to.Ptr("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}"),
			},
			VirtualMachines: []*armcompute.SubResource{
				{
					ID: to.Ptr("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}"),
				}},
		},
		SKU: &armcompute.SKU{
			Name:     to.Ptr("DSv3-Type1"),
			Capacity: to.Ptr[int64](7),
			Tier:     to.Ptr("aaa"),
		},
	}, nil)
	if err != nil {
		log.Fatalf("failed to finish the request: %v", err)
	}
	// TODO: use response item
	_ = res
}

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

JavaScript

JavaScript

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

/**
 * This sample demonstrates how to Update an availability set.
 *
 * @summary Update an availability set.
 * x-ms-original-file: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2022-08-01/examples/availabilitySetExamples/AvailabilitySets_Update_MaximumSet_Gen.json
 */
async function availabilitySetsUpdateMaximumSetGen() {
  const subscriptionId = "{subscription-id}";
  const resourceGroupName = "rgcompute";
  const availabilitySetName = "aaaaaaaaaaaaaaaaaaa";
  const parameters = {
    platformFaultDomainCount: 2,
    platformUpdateDomainCount: 20,
    proximityPlacementGroup: {
      id: "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}",
    },
    sku: { name: "DSv3-Type1", capacity: 7, tier: "aaa" },
    tags: { key2574: "aaaaaaaa" },
    virtualMachines: [
      {
        id: "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}",
      },
    ],
  };
  const credential = new DefaultAzureCredential();
  const client = new ComputeManagementClient(credential, subscriptionId);
  const result = await client.availabilitySets.update(
    resourceGroupName,
    availabilitySetName,
    parameters
  );
  console.log(result);
}

availabilitySetsUpdateMaximumSetGen().catch(console.error);

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

JSON

{
  "location": "westus",
  "properties": {
    "platformFaultDomainCount": 2,
    "platformUpdateDomainCount": 20,
    "virtualMachines": [
      {
        "id": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}"
      }
    ],
    "proximityPlacementGroup": {
      "id": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}"
    },
    "statuses": [
      {
        "code": "aaaaaaaaaaaaaaaaaaaaaaa",
        "level": "Info",
        "displayStatus": "aaaaaa",
        "message": "a",
        "time": "2021-11-30T12:58:26.522Z"
      }
    ]
  },
  "sku": {
    "name": "Classic",
    "tier": "aaaaaaaaaaaaaa",
    "capacity": 29
  },
  "id": "/subscriptions/{subscription-id}/resourceGroups/myResourceGroup/providers/Microsoft.Compute/availabilitySets/myAvailabilitySet",
  "name": "myAvailabilitySet",
  "type": "Microsoft.Compute/availabilitySets",
  "tags": {
    "key9626": "aaaaaaaaaaaaaaaaaaaa",
    "key2505": "aa"
  }
}

AvailabilitySets_Update_MinimumSet_Gen

Sample request

HTTP

HTTP

PATCH https://management.azure.com/subscriptions/{subscription-id}/resourceGroups/rgcompute/providers/Microsoft.Compute/availabilitySets/aaaaaaaaaaaaaaaaaaaa?api-version=2022-08-01

{}

Java

Java

import com.azure.core.util.Context;
import com.azure.resourcemanager.compute.models.AvailabilitySetUpdate;
import java.util.HashMap;
import java.util.Map;

/** Samples for AvailabilitySets Update. */
public final class Main {
    /*
     * x-ms-original-file: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2022-08-01/examples/availabilitySetExamples/AvailabilitySets_Update_MinimumSet_Gen.json
     */
    /**
     * Sample code: AvailabilitySets_Update_MinimumSet_Gen.
     *
     * @param azure The entry point for accessing resource management APIs in Azure.
     */
    public static void availabilitySetsUpdateMinimumSetGen(com.azure.resourcemanager.AzureResourceManager azure) {
        azure
            .virtualMachines()
            .manager()
            .serviceClient()
            .getAvailabilitySets()
            .updateWithResponse("rgcompute", "aaaaaaaaaaaaaaaaaaaa", new AvailabilitySetUpdate(), Context.NONE);
    }

    @SuppressWarnings("unchecked")
    private static <T> Map<String, T> mapOf(Object... inputs) {
        Map<String, T> map = new HashMap<>();
        for (int i = 0; i < inputs.length; i += 2) {
            String key = (String) inputs[i];
            T value = (T) inputs[i + 1];
            map.put(key, value);
        }
        return map;
    }
}

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

Go

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/v4"
)

// Generated from example definition: https://github.com/Azure/azure-rest-api-specs/tree/main/specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2022-08-01/examples/availabilitySetExamples/AvailabilitySets_Update_MinimumSet_Gen.json
func ExampleAvailabilitySetsClient_Update_availabilitySetsUpdateMinimumSetGen() {
	cred, err := azidentity.NewDefaultAzureCredential(nil)
	if err != nil {
		log.Fatalf("failed to obtain a credential: %v", err)
	}
	ctx := context.Background()
	client, err := armcompute.NewAvailabilitySetsClient("{subscription-id}", cred, nil)
	if err != nil {
		log.Fatalf("failed to create client: %v", err)
	}
	res, err := client.Update(ctx, "rgcompute", "aaaaaaaaaaaaaaaaaaaa", armcompute.AvailabilitySetUpdate{}, nil)
	if err != nil {
		log.Fatalf("failed to finish the request: %v", err)
	}
	// TODO: use response item
	_ = res
}

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

JavaScript

JavaScript

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

/**
 * This sample demonstrates how to Update an availability set.
 *
 * @summary Update an availability set.
 * x-ms-original-file: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2022-08-01/examples/availabilitySetExamples/AvailabilitySets_Update_MinimumSet_Gen.json
 */
async function availabilitySetsUpdateMinimumSetGen() {
  const subscriptionId = "{subscription-id}";
  const resourceGroupName = "rgcompute";
  const availabilitySetName = "aaaaaaaaaaaaaaaaaaaa";
  const parameters = {};
  const credential = new DefaultAzureCredential();
  const client = new ComputeManagementClient(credential, subscriptionId);
  const result = await client.availabilitySets.update(
    resourceGroupName,
    availabilitySetName,
    parameters
  );
  console.log(result);
}

availabilitySetsUpdateMinimumSetGen().catch(console.error);

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

JSON

{
  "location": "westus"
}

Definitions

Name	Description
ApiError	Api error.
ApiErrorBase	Api error base.
AvailabilitySet	Specifies information about the availability set that the virtual machine should be assigned to. Virtual machines specified in the same availability set are allocated to different nodes to maximize availability. For more information about availability sets, see Availability sets overview. For more information on Azure planned maintenance, see Maintenance and updates for Virtual Machines in Azure Currently, a VM can only be added to availability set at creation time. An existing VM cannot be added to an availability set.
AvailabilitySetUpdate	Specifies information about the availability set that the virtual machine should be assigned to. Only tags may be updated.
CloudError	An error response from the Compute service.
InnerError	Inner error details.
InstanceViewStatus	Instance view status.
Sku	Describes a virtual machine scale set sku. NOTE: If the new VM SKU is not supported on the hardware the scale set is currently on, you need to deallocate the VMs in the scale set before you modify the SKU name.
StatusLevelTypes	The level code.
SubResource

ApiError

Object

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

Object

Api error base.

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

AvailabilitySet

Object

Specifies information about the availability set that the virtual machine should be assigned to. Virtual machines specified in the same availability set are allocated to different nodes to maximize availability. For more information about availability sets, see Availability sets overview.

For more information on Azure planned maintenance, see Maintenance and updates for Virtual Machines in Azure

Currently, a VM can only be added to availability set at creation time. An existing VM cannot be added to an availability set.

Name	Type	Description
id	string	Resource Id
location	string	Resource location
name	string	Resource name
properties.platformFaultDomainCount	integer	Fault Domain count.
properties.platformUpdateDomainCount	integer	Update Domain count.
properties.proximityPlacementGroup	SubResource	Specifies information about the proximity placement group that the availability set should be assigned to. Minimum api-version: 2018-04-01.
properties.statuses	InstanceViewStatus[]	The resource status information.
properties.virtualMachines	SubResource[]	A list of references to all virtual machines in the availability set.
sku	Sku	Sku of the availability set, only name is required to be set. See AvailabilitySetSkuTypes for possible set of values. Use 'Aligned' for virtual machines with managed disks and 'Classic' for virtual machines with unmanaged disks. Default value is 'Classic'.
tags	object	Resource tags
type	string	Resource type

AvailabilitySetUpdate

Object

Specifies information about the availability set that the virtual machine should be assigned to. Only tags may be updated.

Name	Type	Description
properties.platformFaultDomainCount	integer	Fault Domain count.
properties.platformUpdateDomainCount	integer	Update Domain count.
properties.proximityPlacementGroup	SubResource	Specifies information about the proximity placement group that the availability set should be assigned to. Minimum api-version: 2018-04-01.
properties.statuses	InstanceViewStatus[]	The resource status information.
properties.virtualMachines	SubResource[]	A list of references to all virtual machines in the availability set.
sku	Sku	Sku of the availability set
tags	object	Resource tags

CloudError

Object

An error response from the Compute service.

Name	Type	Description
error	ApiError	Api error.

InnerError

Object

Inner error details.

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

InstanceViewStatus

Object

Instance view status.

Name	Type	Description
code	string	The status code.
displayStatus	string	The short localizable label for the status.
level	StatusLevelTypes	The level code.
message	string	The detailed status message, including for alerts and error messages.
time	string	The time of the status.

Sku

Object

Describes a virtual machine scale set sku. NOTE: If the new VM SKU is not supported on the hardware the scale set is currently on, you need to deallocate the VMs in the scale set before you modify the SKU name.

Name	Type	Description
capacity	integer	Specifies the number of virtual machines in the scale set.
name	string	The sku name.
tier	string	Specifies the tier of virtual machines in a scale set. Possible Values: Standard Basic

StatusLevelTypes

Enumeration

The level code.

Value	Description
Error
Info
Warning

SubResource

Object

Name	Type	Description
id	string	Resource Id