# File lib/deltacloud/drivers/rhevm/rhevm_client.rb, line 69
    def create_vm(template_id, opts={})
      opts ||= {}
      builder = Nokogiri::XML::Builder.new do
        vm {
          name opts[:name] || "i-#{Time.now.to_i}"
          template_(:id => template_id)
          cluster(:id => opts[:realm_id] || clusters.first.id)
          type_ opts[:hwp_id] || 'desktop'
          memory opts[:hwp_memory] ? (opts[:hwp_memory].to_i*1024*1024).to_s : (512*1024*1024).to_s
          cpu {
            topology( :cores => (opts[:hwp_cpu] || '1'), :sockets => '1' )
          }
        }
      end
      headers = opts[:headers] || {}
      headers.merge!({
        :content_type => 'application/xml',
        :accept => 'application/xml',
      })
      headers.merge!(auth_header)
      vm = RHEVM::client(@api_entrypoint)["/vms"].post(Nokogiri::XML(builder.to_xml).root.to_s, headers)
      RHEVM::VM::new(self, Nokogiri::XML(vm).root)
    end