// +optional
  optional ExternalMetricStatus external = 5;
}

// MetricTarget defines the target value, average value, or average utilization of a specific metric
message MetricTarget {
  // type represents whether the metric type is Utilization, Value, or AverageValue
  optional string type = 1;

  // value is the target value of the metric (as a quantity).
  // +optional

  // maxReplicas is the upper limit for the number of pods that can be set by the autoscaler; cannot be smaller than MinReplicas.
  optional int32 maxReplicas = 3;

  // targetCPUUtilizationPercentage is the target average CPU utilization (represented as a percentage of requested CPU) over all the pods;
  // if not specified the default autoscaling policy will be used.
  // +optional
  optional int32 targetCPUUtilizationPercentage = 4;
}

  // +optional
  optional ExternalMetricStatus external = 5;
}

// MetricTarget defines the target value, average value, or average utilization of a specific metric
message MetricTarget {
  // type represents whether the metric type is Utilization, Value, or AverageValue
  optional string type = 1;

  // value is the target value of the metric (as a quantity).
  // +optional