Virtual Machine Scale Sets - Update Instances

POST https://management.azure.com/subscriptions/{subscription-id}/resourceGroups/rgcompute/providers/Microsoft.Compute/virtualMachineScaleSets/aaaaaaaaaaaaaaaaaaaaaaaa/manualupgrade?api-version=2026-04-01

{
  "instanceIds": [
    "aaaaaaaaaaaaaaaaaaaaaaaaa"
  ]
}

import com.azure.resourcemanager.compute.models.VirtualMachineScaleSetVMInstanceRequiredIDs;
import java.util.Arrays;

/**
 * Samples for VirtualMachineScaleSets UpdateInstances.
 */
public final class Main {
    /*
     * x-ms-original-file:
     * 2026-04-01/virtualMachineScaleSetExamples/VirtualMachineScaleSet_UpdateInstances_MaximumSet_Gen.json
     */
    /**
     * Sample code: VirtualMachineScaleSet_UpdateInstances_MaximumSet_Gen.
     * 
     * @param manager Entry point to ComputeManager.
     */
    public static void
        virtualMachineScaleSetUpdateInstancesMaximumSetGen(com.azure.resourcemanager.compute.ComputeManager manager) {
        manager.serviceClient().getVirtualMachineScaleSets().updateInstances("rgcompute", "aaaaaaaaaaaaaaaaaaaaaaaa",
            new VirtualMachineScaleSetVMInstanceRequiredIDs()
                .withInstanceIds(Arrays.asList("aaaaaaaaaaaaaaaaaaaaaaaaa")),
            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

from azure.identity import DefaultAzureCredential

from azure.mgmt.compute import ComputeManagementClient

"""
# PREREQUISITES
    pip install azure-identity
    pip install azure-mgmt-compute
# USAGE
    python virtual_machine_scale_set_update_instances_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",
    )

    client.virtual_machine_scale_sets.begin_update_instances(
        resource_group_name="rgcompute",
        vm_scale_set_name="aaaaaaaaaaaaaaaaaaaaaaaa",
        vm_instance_i_ds={"instanceIds": ["aaaaaaaaaaaaaaaaaaaaaaaaa"]},
    ).result()


# x-ms-original-file: 2026-04-01/virtualMachineScaleSetExamples/VirtualMachineScaleSet_UpdateInstances_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

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/v8"
)

// Generated from example definition: 2026-04-01/virtualMachineScaleSetExamples/VirtualMachineScaleSet_UpdateInstances_MaximumSet_Gen.json
func ExampleVirtualMachineScaleSetsClient_BeginUpdateInstances_virtualMachineScaleSetUpdateInstancesMaximumSetGen() {
	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)
	}
	poller, err := clientFactory.NewVirtualMachineScaleSetsClient().BeginUpdateInstances(ctx, "rgcompute", "aaaaaaaaaaaaaaaaaaaaaaaa", armcompute.VirtualMachineScaleSetVMInstanceRequiredIDs{
		InstanceIDs: []*string{
			to.Ptr("aaaaaaaaaaaaaaaaaaaaaaaaa"),
		},
	}, nil)
	if err != nil {
		log.Fatalf("failed to finish the request: %v", err)
	}
	res, err := poller.PollUntilDone(ctx, nil)
	if err != nil {
		log.Fatalf("failed to poll the result: %v", err)
	}
	// You could use response here. We use blank identifier for just demo purposes.
	_ = res
	// If the HTTP response code is 200 as defined in example definition, your response structure would look as follows. Please pay attention that all the values in the output are fake values for just demo purposes.
	// res = armcompute.VirtualMachineScaleSetsClientUpdateInstancesResponse{
	// }
}

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

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

/**
 * This sample demonstrates how to upgrades one or more virtual machines to the latest SKU set in the VM scale set model.
 *
 * @summary upgrades one or more virtual machines to the latest SKU set in the VM scale set model.
 * x-ms-original-file: 2026-04-01/virtualMachineScaleSetExamples/VirtualMachineScaleSet_UpdateInstances_MaximumSet_Gen.json
 */
async function virtualMachineScaleSetUpdateInstancesMaximumSetGen() {
  const credential = new DefaultAzureCredential();
  const subscriptionId = "{subscription-id}";
  const client = new ComputeManagementClient(credential, subscriptionId);
  await client.virtualMachineScaleSets.updateInstances("rgcompute", "aaaaaaaaaaaaaaaaaaaaaaaa", {
    instanceIds: ["aaaaaaaaaaaaaaaaaaaaaaaaa"],
  });
}

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

POST https://management.azure.com/subscriptions/{subscription-id}/resourceGroups/rgcompute/providers/Microsoft.Compute/virtualMachineScaleSets/aaaaaaaaaaaaaaaaaaaaaaaaaaaaa/manualupgrade?api-version=2026-04-01

{
  "instanceIds": [
    "aaaaaaaaaaaaaaaaaaaaaaaaa"
  ]
}

import com.azure.resourcemanager.compute.models.VirtualMachineScaleSetVMInstanceRequiredIDs;
import java.util.Arrays;

/**
 * Samples for VirtualMachineScaleSets UpdateInstances.
 */
public final class Main {
    /*
     * x-ms-original-file:
     * 2026-04-01/virtualMachineScaleSetExamples/VirtualMachineScaleSet_UpdateInstances_MinimumSet_Gen.json
     */
    /**
     * Sample code: VirtualMachineScaleSet_UpdateInstances_MinimumSet_Gen.
     * 
     * @param manager Entry point to ComputeManager.
     */
    public static void
        virtualMachineScaleSetUpdateInstancesMinimumSetGen(com.azure.resourcemanager.compute.ComputeManager manager) {
        manager.serviceClient().getVirtualMachineScaleSets().updateInstances("rgcompute",
            "aaaaaaaaaaaaaaaaaaaaaaaaaaaaa", new VirtualMachineScaleSetVMInstanceRequiredIDs()
                .withInstanceIds(Arrays.asList("aaaaaaaaaaaaaaaaaaaaaaaaa")),
            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

from azure.identity import DefaultAzureCredential

from azure.mgmt.compute import ComputeManagementClient

"""
# PREREQUISITES
    pip install azure-identity
    pip install azure-mgmt-compute
# USAGE
    python virtual_machine_scale_set_update_instances_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",
    )

    client.virtual_machine_scale_sets.begin_update_instances(
        resource_group_name="rgcompute",
        vm_scale_set_name="aaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
        vm_instance_i_ds={"instanceIds": ["aaaaaaaaaaaaaaaaaaaaaaaaa"]},
    ).result()


# x-ms-original-file: 2026-04-01/virtualMachineScaleSetExamples/VirtualMachineScaleSet_UpdateInstances_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

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/v8"
)

// Generated from example definition: 2026-04-01/virtualMachineScaleSetExamples/VirtualMachineScaleSet_UpdateInstances_MinimumSet_Gen.json
func ExampleVirtualMachineScaleSetsClient_BeginUpdateInstances_virtualMachineScaleSetUpdateInstancesMinimumSetGen() {
	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)
	}
	poller, err := clientFactory.NewVirtualMachineScaleSetsClient().BeginUpdateInstances(ctx, "rgcompute", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaa", armcompute.VirtualMachineScaleSetVMInstanceRequiredIDs{
		InstanceIDs: []*string{
			to.Ptr("aaaaaaaaaaaaaaaaaaaaaaaaa"),
		},
	}, nil)
	if err != nil {
		log.Fatalf("failed to finish the request: %v", err)
	}
	res, err := poller.PollUntilDone(ctx, nil)
	if err != nil {
		log.Fatalf("failed to poll the result: %v", err)
	}
	// You could use response here. We use blank identifier for just demo purposes.
	_ = res
	// If the HTTP response code is 200 as defined in example definition, your response structure would look as follows. Please pay attention that all the values in the output are fake values for just demo purposes.
	// res = armcompute.VirtualMachineScaleSetsClientUpdateInstancesResponse{
	// }
}

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

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

/**
 * This sample demonstrates how to upgrades one or more virtual machines to the latest SKU set in the VM scale set model.
 *
 * @summary upgrades one or more virtual machines to the latest SKU set in the VM scale set model.
 * x-ms-original-file: 2026-04-01/virtualMachineScaleSetExamples/VirtualMachineScaleSet_UpdateInstances_MinimumSet_Gen.json
 */
async function virtualMachineScaleSetUpdateInstancesMinimumSetGen() {
  const credential = new DefaultAzureCredential();
  const subscriptionId = "{subscription-id}";
  const client = new ComputeManagementClient(credential, subscriptionId);
  await client.virtualMachineScaleSets.updateInstances(
    "rgcompute",
    "aaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
    { instanceIds: ["aaaaaaaaaaaaaaaaaaaaaaaaa"] },
  );
}

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