{
   "Type" : "AWS::AutoScaling::AutoScalingGroup",
   "Properties" : {
      "AvailabilityZones" : { "Fn::GetAZs" : "" },
      "LaunchConfigurationName" : { "Ref" : "LaunchConfig" },
      "MinSize" : "2",
      "MaxSize" : "2",
      "LoadBalancerNames" : [ { "Ref" : "ElasticLoadBalancer" } ],
      "MetricsCollection": [
         {
            "Granularity": "1Minute",
            "Metrics": [
               "GroupMinSize",
               "GroupMaxSize"
            ]
         }
      ]
   }
}