diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_07_01/models/_models.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_07_01/models/_models.py
index 5ac6a42a34c8..9ac0e4f6061e 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_07_01/models/_models.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_07_01/models/_models.py
@@ -4054,7 +4054,7 @@ class OSProfile(Model):
      customData property** <br><br> This property cannot be updated after the
      VM is created. <br><br> customData is passed to the VM to be saved as a
      file, for more information see [Custom Data on Azure
-     VMs](https://azure.microsoft.com/en-us/blog/custom-data-and-cloud-init-on-windows-azure/)
+     VMs](https://docs.microsoft.com/azure/virtual-machines/custom-data)
      <br><br> For using cloud-init for your Linux VM, see [Using cloud-init to
      customize a Linux VM during
      creation](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-using-cloud-init?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json)
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_07_01/models/_models_py3.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_07_01/models/_models_py3.py
index f85b895c57a3..b2e87a17b358 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_07_01/models/_models_py3.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_07_01/models/_models_py3.py
@@ -4054,7 +4054,7 @@ class OSProfile(Model):
      customData property** <br><br> This property cannot be updated after the
      VM is created. <br><br> customData is passed to the VM to be saved as a
      file, for more information see [Custom Data on Azure
-     VMs](https://azure.microsoft.com/en-us/blog/custom-data-and-cloud-init-on-windows-azure/)
+     VMs](https://docs.microsoft.com/azure/virtual-machines/custom-data)
      <br><br> For using cloud-init for your Linux VM, see [Using cloud-init to
      customize a Linux VM during
      creation](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-using-cloud-init?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json)
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/__init__.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/__init__.py
index 1ae624b1ac57..c2ad29b3c283 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/__init__.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/__init__.py
@@ -434,6 +434,7 @@
     DiskCreateOptionTypes,
     StorageAccountTypes,
     DiffDiskOptions,
+    DiffDiskPlacement,
     PassNames,
     ComponentNames,
     SettingNames,
@@ -693,6 +694,7 @@
     'DiskCreateOptionTypes',
     'StorageAccountTypes',
     'DiffDiskOptions',
+    'DiffDiskPlacement',
     'PassNames',
     'ComponentNames',
     'SettingNames',
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/_compute_management_client_enums.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/_compute_management_client_enums.py
index 085de025e548..863434f6e55e 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/_compute_management_client_enums.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/_compute_management_client_enums.py
@@ -247,6 +247,12 @@ class DiffDiskOptions(str, Enum):
     local = "Local"
 
 
+class DiffDiskPlacement(str, Enum):
+
+    cache_disk = "CacheDisk"
+    resource_disk = "ResourceDisk"
+
+
 class PassNames(str, Enum):
 
     oobe_system = "OobeSystem"
@@ -333,6 +339,7 @@ class IPVersion(str, Enum):
 class OrchestrationServiceNames(str, Enum):
 
     automatic_repairs = "AutomaticRepairs"
+    
 
 
 class OrchestrationServiceState(str, Enum):
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/_models.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/_models.py
index fa9f6d34f8ad..7d2368d68552 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/_models.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/_models.py
@@ -1138,15 +1138,29 @@ class DiffDiskSettings(Model):
      disk. Possible values include: 'Local'
     :type option: str or
      ~azure.mgmt.compute.v2019_12_01.models.DiffDiskOptions
+    :param placement: Specifies the ephemeral disk placement for operating
+     system disk.<br><br> Possible values are: <br><br> **CacheDisk** <br><br>
+     **ResourceDisk** <br><br> Default: **CacheDisk** if one is configured for
+     the VM size otherwise **ResourceDisk** is used.<br><br> Refer to VM size
+     documentation for Windows VM at
+     https://docs.microsoft.com/en-us/azure/virtual-machines/windows/sizes and
+     Linux VM at
+     https://docs.microsoft.com/en-us/azure/virtual-machines/linux/sizes to
+     check which VM sizes exposes a cache disk. Possible values include:
+     'CacheDisk', 'ResourceDisk'
+    :type placement: str or
+     ~azure.mgmt.compute.v2019_12_01.models.DiffDiskPlacement
     """
 
     _attribute_map = {
         'option': {'key': 'option', 'type': 'str'},
+        'placement': {'key': 'placement', 'type': 'str'},
     }
 
     def __init__(self, **kwargs):
         super(DiffDiskSettings, self).__init__(**kwargs)
         self.option = kwargs.get('option', None)
+        self.placement = kwargs.get('placement', None)
 
 
 class Disallowed(Model):
@@ -3294,14 +3308,12 @@ def __init__(self, **kwargs):
 class OrchestrationServiceStateInput(Model):
     """The input for OrchestrationServiceState.
 
-    Variables are only populated by the server, and will be ignored when
-    sending a request.
-
     All required parameters must be populated in order to send to Azure.
 
-    :ivar service_name: Required. The name of the service. Default value:
-     "AutomaticRepairs" .
-    :vartype service_name: str
+    :param service_name: Required. The name of the service. Possible values
+     include: 'AutomaticRepairs'
+    :type service_name: str or
+     ~azure.mgmt.compute.v2019_12_01.models.OrchestrationServiceNames
     :param action: Required. The action to be performed. Possible values
      include: 'Resume', 'Suspend'
     :type action: str or
@@ -3309,7 +3321,7 @@ class OrchestrationServiceStateInput(Model):
     """
 
     _validation = {
-        'service_name': {'required': True, 'constant': True},
+        'service_name': {'required': True},
         'action': {'required': True},
     }
 
@@ -3318,10 +3330,9 @@ class OrchestrationServiceStateInput(Model):
         'action': {'key': 'action', 'type': 'str'},
     }
 
-    service_name = "AutomaticRepairs"
-
     def __init__(self, **kwargs):
         super(OrchestrationServiceStateInput, self).__init__(**kwargs)
+        self.service_name = kwargs.get('service_name', None)
         self.action = kwargs.get('action', None)
 
 
@@ -3386,8 +3397,8 @@ class OSDisk(Model):
     :type image: ~azure.mgmt.compute.v2019_12_01.models.VirtualHardDisk
     :param caching: Specifies the caching requirements. <br><br> Possible
      values are: <br><br> **None** <br><br> **ReadOnly** <br><br> **ReadWrite**
-     <br><br> Default: **None for Standard storage. ReadOnly for Premium
-     storage**. Possible values include: 'None', 'ReadOnly', 'ReadWrite'
+     <br><br> Default: **None** for Standard storage. **ReadOnly** for Premium
+     storage. Possible values include: 'None', 'ReadOnly', 'ReadWrite'
     :type caching: str or ~azure.mgmt.compute.v2019_12_01.models.CachingTypes
     :param write_accelerator_enabled: Specifies whether writeAccelerator
      should be enabled or disabled on the disk.
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/_models_py3.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/_models_py3.py
index 4450606e7a87..6bfa1543c0c2 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/_models_py3.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/models/_models_py3.py
@@ -1138,15 +1138,29 @@ class DiffDiskSettings(Model):
      disk. Possible values include: 'Local'
     :type option: str or
      ~azure.mgmt.compute.v2019_12_01.models.DiffDiskOptions
+    :param placement: Specifies the ephemeral disk placement for operating
+     system disk.<br><br> Possible values are: <br><br> **CacheDisk** <br><br>
+     **ResourceDisk** <br><br> Default: **CacheDisk** if one is configured for
+     the VM size otherwise **ResourceDisk** is used.<br><br> Refer to VM size
+     documentation for Windows VM at
+     https://docs.microsoft.com/en-us/azure/virtual-machines/windows/sizes and
+     Linux VM at
+     https://docs.microsoft.com/en-us/azure/virtual-machines/linux/sizes to
+     check which VM sizes exposes a cache disk. Possible values include:
+     'CacheDisk', 'ResourceDisk'
+    :type placement: str or
+     ~azure.mgmt.compute.v2019_12_01.models.DiffDiskPlacement
     """
 
     _attribute_map = {
         'option': {'key': 'option', 'type': 'str'},
+        'placement': {'key': 'placement', 'type': 'str'},
     }
 
-    def __init__(self, *, option=None, **kwargs) -> None:
+    def __init__(self, *, option=None, placement=None, **kwargs) -> None:
         super(DiffDiskSettings, self).__init__(**kwargs)
         self.option = option
+        self.placement = placement
 
 
 class Disallowed(Model):
@@ -3294,14 +3308,12 @@ def __init__(self, *, network_interfaces=None, **kwargs) -> None:
 class OrchestrationServiceStateInput(Model):
     """The input for OrchestrationServiceState.
 
-    Variables are only populated by the server, and will be ignored when
-    sending a request.
-
     All required parameters must be populated in order to send to Azure.
 
-    :ivar service_name: Required. The name of the service. Default value:
-     "AutomaticRepairs" .
-    :vartype service_name: str
+    :param service_name: Required. The name of the service. Possible values
+     include: 'AutomaticRepairs'
+    :type service_name: str or
+     ~azure.mgmt.compute.v2019_12_01.models.OrchestrationServiceNames
     :param action: Required. The action to be performed. Possible values
      include: 'Resume', 'Suspend'
     :type action: str or
@@ -3309,7 +3321,7 @@ class OrchestrationServiceStateInput(Model):
     """
 
     _validation = {
-        'service_name': {'required': True, 'constant': True},
+        'service_name': {'required': True},
         'action': {'required': True},
     }
 
@@ -3318,10 +3330,9 @@ class OrchestrationServiceStateInput(Model):
         'action': {'key': 'action', 'type': 'str'},
     }
 
-    service_name = "AutomaticRepairs"
-
-    def __init__(self, *, action, **kwargs) -> None:
+    def __init__(self, *, service_name, action, **kwargs) -> None:
         super(OrchestrationServiceStateInput, self).__init__(**kwargs)
+        self.service_name = service_name
         self.action = action
 
 
@@ -3386,8 +3397,8 @@ class OSDisk(Model):
     :type image: ~azure.mgmt.compute.v2019_12_01.models.VirtualHardDisk
     :param caching: Specifies the caching requirements. <br><br> Possible
      values are: <br><br> **None** <br><br> **ReadOnly** <br><br> **ReadWrite**
-     <br><br> Default: **None for Standard storage. ReadOnly for Premium
-     storage**. Possible values include: 'None', 'ReadOnly', 'ReadWrite'
+     <br><br> Default: **None** for Standard storage. **ReadOnly** for Premium
+     storage. Possible values include: 'None', 'ReadOnly', 'ReadWrite'
     :type caching: str or ~azure.mgmt.compute.v2019_12_01.models.CachingTypes
     :param write_accelerator_enabled: Specifies whether writeAccelerator
      should be enabled or disabled on the disk.
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/operations/_virtual_machine_scale_sets_operations.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/operations/_virtual_machine_scale_sets_operations.py
index bd166bc7a8a4..6ba4bdd814a8 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/operations/_virtual_machine_scale_sets_operations.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/operations/_virtual_machine_scale_sets_operations.py
@@ -1840,8 +1840,8 @@ def convert_to_single_placement_group(
 
 
     def _set_orchestration_service_state_initial(
-            self, resource_group_name, vm_scale_set_name, action, custom_headers=None, raw=False, **operation_config):
-        parameters = models.OrchestrationServiceStateInput(action=action)
+            self, resource_group_name, vm_scale_set_name, service_name, action, custom_headers=None, raw=False, **operation_config):
+        parameters = models.OrchestrationServiceStateInput(service_name=service_name, action=action)
 
         # Construct URL
         url = self.set_orchestration_service_state.metadata['url']
@@ -1883,7 +1883,7 @@ def _set_orchestration_service_state_initial(
             return client_raw_response
 
     def set_orchestration_service_state(
-            self, resource_group_name, vm_scale_set_name, action, custom_headers=None, raw=False, polling=True, **operation_config):
+            self, resource_group_name, vm_scale_set_name, service_name, action, custom_headers=None, raw=False, polling=True, **operation_config):
         """Changes ServiceState property for a given service.
 
         :param resource_group_name: The name of the resource group.
@@ -1891,6 +1891,10 @@ def set_orchestration_service_state(
         :param vm_scale_set_name: The name of the virtual machine scale set to
          create or update.
         :type vm_scale_set_name: str
+        :param service_name: The name of the service. Possible values include:
+         'AutomaticRepairs'
+        :type service_name: str or
+         ~azure.mgmt.compute.v2019_12_01.models.OrchestrationServiceNames
         :param action: The action to be performed. Possible values include:
          'Resume', 'Suspend'
         :type action: str or
@@ -1909,6 +1913,7 @@ def set_orchestration_service_state(
         raw_result = self._set_orchestration_service_state_initial(
             resource_group_name=resource_group_name,
             vm_scale_set_name=vm_scale_set_name,
+            service_name=service_name,
             action=action,
             custom_headers=custom_headers,
             raw=True,
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/operations/_virtual_machines_operations.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/operations/_virtual_machines_operations.py
index 0e9624711a6b..3a20dc3e0a88 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/operations/_virtual_machines_operations.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_12_01/operations/_virtual_machines_operations.py
@@ -1654,6 +1654,85 @@ def get_long_running_output(response):
     perform_maintenance.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/virtualMachines/{vmName}/performMaintenance'}
 
 
+    def _simulate_eviction_initial(
+            self, resource_group_name, vm_name, custom_headers=None, raw=False, **operation_config):
+        # Construct URL
+        url = self.simulate_eviction.metadata['url']
+        path_format_arguments = {
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str'),
+            'vmName': self._serialize.url("vm_name", vm_name, 'str'),
+            'subscriptionId': self._serialize.url("self.config.subscription_id", self.config.subscription_id, 'str')
+        }
+        url = self._client.format_url(url, **path_format_arguments)
+
+        # Construct parameters
+        query_parameters = {}
+        query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
+
+        # Construct headers
+        header_parameters = {}
+        if self.config.generate_client_request_id:
+            header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
+        if custom_headers:
+            header_parameters.update(custom_headers)
+        if self.config.accept_language is not None:
+            header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
+
+        # Construct and send request
+        request = self._client.post(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
+
+        if response.status_code not in [204]:
+            exp = CloudError(response)
+            exp.request_id = response.headers.get('x-ms-request-id')
+            raise exp
+
+        if raw:
+            client_raw_response = ClientRawResponse(None, response)
+            return client_raw_response
+
+    def simulate_eviction(
+            self, resource_group_name, vm_name, custom_headers=None, raw=False, polling=True, **operation_config):
+        """The operation to simulate the eviction of spot virtual machine.
+
+        :param resource_group_name: The name of the resource group.
+        :type resource_group_name: str
+        :param vm_name: The name of the virtual machine.
+        :type vm_name: str
+        :param dict custom_headers: headers that will be added to the request
+        :param bool raw: The poller return type is ClientRawResponse, the
+         direct response alongside the deserialized response
+        :param polling: True for ARMPolling, False for no polling, or a
+         polling object for personal polling strategy
+        :return: An instance of LROPoller that returns None or
+         ClientRawResponse<None> if raw==True
+        :rtype: ~msrestazure.azure_operation.AzureOperationPoller[None] or
+         ~msrestazure.azure_operation.AzureOperationPoller[~msrest.pipeline.ClientRawResponse[None]]
+        :raises: :class:`CloudError<msrestazure.azure_exceptions.CloudError>`
+        """
+        raw_result = self._simulate_eviction_initial(
+            resource_group_name=resource_group_name,
+            vm_name=vm_name,
+            custom_headers=custom_headers,
+            raw=True,
+            **operation_config
+        )
+
+        def get_long_running_output(response):
+            if raw:
+                client_raw_response = ClientRawResponse(None, response)
+                return client_raw_response
+
+        lro_delay = operation_config.get(
+            'long_running_operation_timeout',
+            self.config.long_running_operation_timeout)
+        if polling is True: polling_method = ARMPolling(lro_delay, **operation_config)
+        elif polling is False: polling_method = NoPolling()
+        else: polling_method = polling
+        return LROPoller(self._client, raw_result, get_long_running_output, polling_method)
+    simulate_eviction.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/virtualMachines/{vmName}/SimulateEviction'}
+
+
     def _run_command_initial(
             self, resource_group_name, vm_name, parameters, custom_headers=None, raw=False, **operation_config):
         # Construct URL