def begin_system_update(resource_group_name, workspace_name, compute_name, custom_headers:nil)
      response = begin_system_update_async(resource_group_name, workspace_name, compute_name, custom_headers:custom_headers).value!
      nil
    end
def begin_system_update(resource_group_name, workspace_name, compute_name, custom_headers:nil)
      response = begin_system_update_async(resource_group_name, workspace_name, compute_name, custom_headers:custom_headers).value!
      nil
    end
System Update On Machine Learning compute.

 @param resource_group_name [String] Name of the resource group in which
 workspace is located.
 @param workspace_name [String] Name of Azure Machine Learning workspace.
 @param compute_name [String] Name of the Azure Machine Learning compute.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.